词根词缀：ambul-, ambulat-, -ambulate, -ambulating, -ambulation -ambulator, -ambulatory, -ambulant, -ambulic, -ambulism, -ambulist

【来源及含义】Latin: to walk, take steps, move around; from "to wander, to go astray"

【同源单词】amble, amble, ambulacrum, ambulance, ambulant, ambulate

词根词缀：centro-, centr-, centri-, kentro-

【来源及含义】Greek > Latin: center; middle point, mid point; focus, focal point, focalize; zero in on

【相关描述】This element originally meant "sharp point, goad" or "spur".

【同源单词】acentric, acentric, acrocentric, allocentric, ambulatory surgery center, amphicentric