词根：ori(ort) = to rise, to arise（升起）
词根ori来源于拉丁语 oriri 出现,升起；ori的变形词词根有orig,ort。
同源词：
1. abortive [从产生的地方脱落的ab(=from)+ort<ori(=arise)]
adj.失败的；流产的
abortion n. 流产，堕胎；中途失败
abortionist n. 流产权的支持者
abort v.流产；中途失败
The soldiers made an abortive attempt to rescue the hostages. 士兵们试图救出人质，但没有成功。
2. aboriginal
adj.（人、生物）原始的；土著的月，上著居民；土生植物（或动物）*ab(=away)
3. aborigines
n.土生植物（或动韧）群 *ab（=away）
Aborigine 澳大利亚的土著居民
4. orient
v.（使）适应（环境等）；（使）向东儿（the O ~）东方；（太阳等）升起的
help freshmen to orient themselves to college and its life 帮助新生适应大学和大学生活
5. oriental
adj.东方的；东方人的几(O～)东方人
orientalist n.东方学者
6. orientation
n.（向新生、新职员等进行的）情况介绍；（对环境的）适应；（方针、方向的）确定
orientate v.（使）向东；（使）适应（环境）
7. oriented
adj.以…为目的的；重视…的
fand-oriented 以土地为目的的
child-oriented home 重视孩子的家庭
8. origin
n.起源，开端
The Origin of Species <物种起源》
the origin(s)of civilization 文明的起源
a word of Latin origin 来自拉丁语的词
9. original
adj.独创的，有创意的；最初的，本来的 n. 原物
originally adv.独创地；原来，最初
original edition 原版
original writer 有创意的作家
original mind 有创意的头脑
10. originality
n.独创性，创造力，创意
work that lacks originality 缺乏创意的作品
11. originate
v.起源于，来自于；创作，发明
originator n.创作者；创始人．发起人
originate a new style of dancing 开创一种新的舞蹈风格
12. disorient
v.使失去方位；使偏歪；使迷惑（使离开东方）dis(=away)
disorientate v. = disorient
disorientation n.失去方向；偏歪
13. reorientate v.=reorient
reorientation n.再改方向；再定方位；再适应
词根：tort(tor) = to twist（卷缩）
来自拉丁语的tort 意为to twist,它的变形为tor。
（*拉丁文torquere(=twist) —— 英文根字典）
同源词：
1. distortion（用力拧dis(=intensive) + tort(=twist)
n.曲解，歪曲；变形，扭曲
distort v.歪曲，使变形
distorted adj.歪曲的
What he says is a distortion of the truth. 他的话是对事实的歪曲。
2. extort（扭曲使出来ex(=out) + tort (=twist)）
vt. sth + from + sb 敲诈，强求，逼取；强夺，强取
extortion n.强求，强夺；勒索钱财
extortionate adj.勒索的；强求的
The Mafioso extorted money from an old widow to pay her husband's debt. 黑手党成员微个老寡妇勒索钱财以偿还她丈夫的债务。
3. tortuous（扭曲的tort(=twist)）
adj.弯曲的，曲折的；不正直的，不坦率的；绕圈子的
My arms are tired from steering along this tortuous mountain road .沿着这条曲折的山路开车，我的胳膊很累。
4. contort
v.扭曲，歪曲（意义）*con<com(=together)
face contorted with pain 因疼痛而扭曲的脸
contort a word out of its ordinary meaning 曲解词义
5. contortion
n.（特指脸、身体的）扭曲，歪曲；扭曲状态 *con<com(=together)
contortionist n.（身体可以自由弯曲的）柔体杂技演员
contortions of an acrobat 杂技演员的软功
6. retort
v.（特指对指责、挑战等）回嘴；反击，报复 n.回嘴，反驳；蒸馏器；曲颈瓶；（提纯水银等使用的）干馏釡 *re(=back)
retort insult for insult 以牙还牙
retort an argument 反驳观点
make an insolent retort 傲慢地回嘴
7. tort
n.侵权行为
8. tortoise
n.陆龟，乌龟
Hare and Tortoise 龟兔赛跑
tortoiseshell 龟甲，鳖甲
9. torture
n.拷问；折磨，痛苦 v.拷问；折磨；歪曲
torturer n.拷打者
torture politics 酷刑政治
instruments of torture 刑具，刑架，拷问工具
tortured with anxiety 困焦虑而备受折磨
10. torch
n.火把，火炬；照明物；（焊接用）喷灯，喷抢
torchlight n.火炬之光
torchlight procession 火炬游行
torch race （古希腊的）火炬接力赛跑
torch of Hymen 爱情
11. torment
n.（身体、精神上的）剧痛；苦恼 v.使痛苦，折磨；烦扰
torments of jealousy 因嫉妒而痛苦
tormented with neuralgia/hunger/mosquitoes 受神经痛的折磨/受饱的折磨/受蚊子的烦扰
12. tornado
n.龙卷风；旋风；飓风
13. torpedo
n.鱼雷，水雷 v.用鱼雷攻击（破坏）；使彻底完蛋，破坏（政策、制度等）
torpedo boat 鱼雷艇
torpedo tube 鱼雷发射管
Who torpedoed the Disarmament Conference ? 谁破坏了裁军会议？
词根词缀：bi-, bin-, bino-, bis-
【来源及含义】Latin: two, twice, double, twofold; a number; it normally functions as a prefix
【相关描述】This bi- is used before s, c, or a vowel. Don't confuse this bi- with another one which means "life".
All words except biennial referring to periods of time and prefixed by bi- are potentially ambiguous. Since bi- can be taken to mean either "twice each" or "every two", a word like "biweekly" can be understood as "twice each week" or "every two weeks".
【同源单词】biacid, biangular, biannual, biannual, biarchy, biarticulate
词根词缀：bromo-, brom-
【来源及含义】Greek: stench, stink, bad odor; unpleasant bodily odor; bromine
【相关描述】Be careful not to confuse this "stink", "bad odor" group with another unit of broma words meaning "food".
There is also a Chemical Element: bromine which requires special attention.
【相关词根词缀】Inter-related cross references, directly or indirectly, involving word units meaning "smell, odor": arom-; odor-, odori-; olfacto-; osmo-; osphresio-; ozon-.
【同源单词】bromhidrosis, bromidrosiphobia, bromidrosiphobia, bromohyperhidrosis, bromomenorrhea, bromopnea
词根词缀：duo-, du-
【来源及含义】Latin: two, double; a word element for the number "2"
【同源单词】conduplicate, deuce, double, double-dealing, doublet, doubletalk
词根词缀：etym-
【来源及含义】Greek: truth, true meaning, real [the root meaning, true meaning or literal meaning of a word]
【相关词根词缀】
Other related "word, words" units:
legi-;
lexico-;
locu-;
logo-;
onomato-;
-onym;
verbo-.
【同源单词】entomology, etym, etymic, etymograph, etymographer, etymographic
词根词缀：fungi-, fung-
【来源及含义】Latin: mold, mushroom; any of a group of plants including mushrooms, molds, mildews, etc.
【相关词根词缀】 A cross reference of a word group that is related, directly or indirectly, to: "fungus, fungi": myco-.
【同源单词】antifungal, fungal, fungate, fungi, fungicide, fungicole
词根词缀：legi-, -leg-, -ligi-, -lig-, -lect-, -lectic, -lection
【来源及含义】Latin: read, readable [to choose words; to gather, to collect; to pick out; to read, to recite]
【相关描述】Closely related to lexi-, -lexia, -lexic, -lexis (Greek: a word; a saying, a phrase; speaking).
【相关词根词缀】 Related "word, words" units: etym-; lexico-; locu-; logo-; onomato-; -onym; verbo-.
【同源单词】coil, collect, collectanea, collected, collectedly, collectedness
词根词缀：myco-, myc-, myceto-, mycet-, -myces, -mycetous, -mycetic, -mycetous, -mycosis
【来源及含义】Greek: fungus, fungi; mushroom
【相关描述】Don't confuse this myco- meaning "fungus, fungi" with another myco- meaning "mucus".
【相关词根词缀】 A cross reference of a word group that is related, directly or indirectly, to: "fungus, fungi": fungi-.
【同源单词】acromycosis, actinomycosis, actinomycotic, ascomycetous, basidiomycetous, Blastomyces
词根词缀：onych-, onycho-, ony-, -onychia, -onychial, -onychium, -onyx-
【来源及含义】Greek: claw, nail; fingernails, toenails
【相关词根词缀】A cross reference, directly or indirectly, involving a word unit meaning "nail (finger, toe); claw": ungu-.
【同源单词】acronychous, acronyx, anonychia, anonychosis, Baryonyx Walkeri, dolichonychia