- n. 底；屁股；底部；最低下的部分；远端
- a. 最低的
- v. 在……上装底；对……寻根究底；基于；到达底部
名复: bottoms
动变: 过去式:bottomed 过去分词:bottomed 现在进行时:bottoming
bottom
KK:[ˈbɑtǝm] DJ:[ˈbɒtǝm]
n.
- 底；底部；下端[C]
- 屁股，臀部[C]
- （海、河的）底部，水底[the S]
- 最低下的部分，底层[the S]
- 远端，尽头[the S] [（+of）]
- 起点；原因[the S] [（+of）]
- （汽车等的）最低档[U]
- 吃水线以下的船体[C]
- 低洼地[P]
- 持久力，耐力[U]
a.[Z]
- 最低的；最后的，最下的
vt.
- 在……上装底
- 对……寻根究底
vi.
- 基于，根据[（+on/upon）]
- 到达底部；降至最低点[（+out）]
短语
at bottom
- 实际上
from the bottom of one's heart
- 衷心地
get to the bottom of
- 弄清……的真相
辨析
以上来源于：《英汉大辞典》
n.
- the lowest point or part of something. ▸the furthest part or point of something.▸ (also bottoms) the lower half of a two-piece garment.
- chiefly Brit. a person's buttocks.
- archaic stamina or strength of character.
- Physics one of six flavours of quark.
adj.
in the lowest position.▸in the furthest position away in a downhill direction.
v.
- (of a ship) touch the bottom of the sea.
- (bottom out) (of a situation) reach the lowest point before stabilizing or improving.
Phrase
- at bottom
fundamentally. - be at the bottom of
be the fundamental cause or origin of. - the bottom falls
(or drops)
out
something suddenly fails or collapses. - bottoms up!
informal said as a toast before drinking. - get to the bottom of
find an explanation for (a mystery). - you
(can)
bet your bottom dollar
informal a particular thing is bound to happen.
Derivative
- -bottomed adj.
- bottomless adj.
- bottommost adj.
Etymology
OE botm, of Gmc origin.
以上来源于：《简明牛津英语词典》
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