Knock-out
[機] 清箱, 清箱處
?? 牛津釋義
knock-out
n
1 blow that knocks a boxer out 將對方擊倒而獲勝的一擊
He has won most of his fights by knock-outs. 他在拳賽中多以擊倒對方獲勝.
[attrib 作定語]
a knock-out punch 將對手擊倒的一拳.
2 [attrib 作定語]
(of a drug) causing sleep or unconsciousness （指藥）引起昏迷的
knock-out drops/pills 麻醉滴劑[丸劑].
3 competition in which the loser of each successive round is eliminated 淘汰賽
[attrib 作定語]
a knock-outtournament 淘汰賽.
4 (infml 口) outstandingly impressiveperson or thing 引人注目的人或物
She's an absolute knock-out, ie very beautiful. 她漂亮極了.
[attrib 作定語]
a knock-out idea 絕妙的主意.
?? 詞語組成解析
knock
[nɑk]
n. 短促的敲打（聲）;爆震聲;敲擊聲;敲門（或窗等）聲;
vi. 猛烈敲擊;與某物相撞;撞到了桌子;
vt. （心）怦怦跳;把…撞擊成（某種狀態）;批評;
out
[a?t]
adv. 出局;在外，在外部;完全，徹底;出版;
prep. （表示來源）從;（從…里）出來;（表示不在原狀態）脫離;離去;
vt. 使熄滅;揭露;驅逐;
adj. 外面的;出局的;下臺的;外圍的;
n. 不流行;出局;
??? 情景例句
Ask him to join us for lunch.
請他來和我們一起吃午飯。
I'd rather dream than study my chemistry.
我還是做我的夢，總比研究化學好。
It was an important part of Native American's existence.
野牛是美洲土著人賴以生活的重要部分。