bottom，英语单词，主要用作名词、形容词和动词，主要意思为“底，底部；尽头，远端；底部的，最后的”等。

英 [ˈbɒtəm] 美 [ˈbɑːtəm]

n. 底，底部；尽头，远端；最低水平，底层位置；（套装的）下装；臀部；水底；河边洼地；（一局棒球比赛的）后半局；（汽车变速箱的）最低挡；龙骨，船体；底夸克；<古>（尤指马的）持久力，耐力；<古>船（尤指货船）

adj. 底部的，最后的；最不重要的，最差的；离得最远的

v. （船）到达海底，触到海底；<澳新>钻探……直到矿物层；<古>发现……范围（或本质）；（成绩，局势）到达最低点后趋于平衡

【名】 （Bottom）（英）博顿（人名）

[ 复数 bottoms 第三人称单数 bottoms 现在分词 bottoming 过去式 bottomed 过去分词 bottomed ]

柯林斯英汉双解大词典

bottom /ˈbɒtəm/ CET4 TEM4

1.N-COUNT The bottom of something is the lowest or deepest part of it. 底部

2.ADJ The bottom thing or layer in a series of things or layers is the lowest one. 最下面的 [ADJ n]

3.N-COUNT The bottom of an object is the flat surface at its lowest point. You can also refer to the inside or outside of this surface as the bottom. 底

4.N-SING If you say that the bottom has dropped or fallen out of a market or industry, you mean that people have stopped buying the products it sells. (市场、行业) 底部 [商业]

5.N-SING The bottom of an organization or career structure is the lowest level in it, where new employees often start. 最底层 ['the' N, oft N 'of' n]

6.N-SING If someone is bottom or at the bottom in a survey, test, or league, their performance is worse than that of all the other people involved. 最后一名 ['the' N, also no det]

7.N-COUNT The lower part of a swimsuit, tracksuit, or pair of pyjamas can be referred to as the bottoms or the bottom. 服装的下半部

8.N-SING The bottom of a street or garden is the end farthest away from you or from your house. (街道或庭院的) 尽头 [英国英语]

9.N-SING The bottom of a table is the end farthest away from where you are sitting. The bottom of a bed is the end where you usually rest your feet. (桌子或床的) 末端 [英国英语]

10.N-COUNT Your bottom is the part of your body that you sit on. 臀部 [英国英语]

11.→ see also rock bottom

12.PHRASE You use at bottom to emphasize that you are stating what you think is the real nature of something or the real truth about a situation. 实际上 [强调]

13.PHRASE If something is at the bottom of a problem or an unpleasant situation, it is the real cause of it. 某事的实际原因

14.PHRASE If you want to get to the bottom of a problem, you want to solve it by finding out its real cause. 彻底查明某事

at the bottom 在底部；在底端

at the bottom of 在…的底部

from top to bottom 完完全全，从头到脚

bottom line 结果；概要；帐本底线

on the bottom 在底部

top and bottom 上下；顶层及底层

bottom hole 底孔， 井底；下部孔；底部炮眼

at bottom 实际上（等于at the bottom）

bottom plate 底板；主夹板；下模托板

bottom layer 底层

hit bottom 向下探底，得到结论

from the bottom up adv. 从下到上

bottom surface 底面；反面

sea bottom 海底；海床

bottom up 颠倒，倒置；[俗]干杯

flat bottom n. 平底；平匠

tank bottom 槽底

bottom board 底板；浇注底板；垫板

rock bottom 最低点

bottom part 底部；下模