1. rangier "set in a row, place in a row, arrange, get into line," from rang "row, line" => rank.
2. rank => range ( "row, line" => "row, line or position than a gun can send a bullet" => "distance a gun can send a bullet" => 射程、范围、幅度 => 在射程或范围内徘徊、漫游 => 放牧场(在一个大的区域、范围类游荡)。
3. rank => range, arrange, ranch.
4. ranch + -er.

1. The rancher must always be on guard against the dangers that nature can create.

牧场主必须时刻防备可能发生的自然灾害.

来自《简明英汉词典》

2. One rancher after another delivered himself of a torrent of furious words.

农庄主人们一个接一个的发表一段放连珠炮似的气势汹汹的讲话.

来自辞典例句

3. The rancher wants us to Bring in more hay for his cattle.

牧场主人希望我们为他的牲口带来更多的干草.

来自互联网

4. Another rancher , Herf Ingersoll , appeared in Marlborough print ads throughout the 1970's.

另一个牛仔赫夫?英格索尔也在70年代一直出现在万宝路的平面广告中.

来自互联网

5. Papa was a rancher -- he worked with horses.

我爸爸是个 牧场主,专门和马打交道.

来自互联网