bottom
- n. 底部；末端；臀部；盡頭
- adj. 底部的
- vt. 裝底；測量深淺；查明真相
- vi. 到達(dá)底部；建立基礎(chǔ)
- n. (Bottom)人名；(英)博頓
詞組搭配
bottom out
To descend to the lowest point possible, after which only a rise may occur
跌到谷底：跌到可能的最底點(diǎn)，在其后只有一個(gè)回升會(huì)發(fā)生
Sales of personal computers have bottomed out.
個(gè)人電腦的銷售跌到了最底點(diǎn)
be at the bottom of
be the basic cause or origin of (something)
是…真正的起因（或根源）
he knew what was at the bottom of it—Jane wanted them to live together.
他知道真正的原因——簡想和他生活在一起。
the bottom falls (或 drops) out
used to refer to the sudden collapse or failure of something
出現(xiàn)暴跌（或垮臺(tái)）的局面
the bottom fell out of the market for classic cars.
高級(jí)轎車市場暴跌。
bottoms up!
(informal)used to express friendly feelings towards one's companions before drinking
(非正式)干杯！
from the bottom to one's heart
from the bottom up
starting at the lower end or beginning of a hierarchy or process and proceeding to the top
從最底層做起；從頭學(xué)起
we began to study history from the bottom up.
我們從頭學(xué)歷史。
get to the bottom of
find an explanation for (a mystery)
探明…的真相；弄清…的起因；尋到…的根子
knock the bottom out of
cause (something) to collapse or fail suddenly
使突然坍塌（或失?。?/p>
a shortfall in supplies would knock the bottom out of the engineering industry.
物資供應(yīng)不足會(huì)使機(jī)械建造業(yè)崩潰。
you (can) bet your bottom dollar
(informal, chiefly N. Amer.)used to state one's conviction that a particular thing is going to happen
(非正式，主 北美)深信，確信
you can bet your bottom dollar it'll end in tears.
可以確定，這要以眼淚收?qǐng)觥?/p>
at bottom
Basically.
根本上