1.by the time 等到
例句:By the time I came on the scene, it was all over.
我來到時, 一切都結束了。
2.step on 踩上,踏上
例句:Did I step on your foot?
我踩了你的腳嗎?
3.by no means 絕不,并沒有
例句:This is by no means a regular rule.
這并不是一成不變的規律。
4.dying out 衰滅消失
例句:Is the elephant really in danger of dying out?
大象當真已瀕臨絕種的危險了嗎?
5.by the book 按常規,按照慣例
例句:He showed little initiative, handling all matters strictly by the book.
墨守成規地辦一切事情。
6.by the name of 以...的名義
例句:I met a boy by the name of Tom.
我遇見一個叫做湯姆的男孩。
n. 海龜