英 [ˈnɒk bæk]
喝下：指喝下（一种酒精饮料）。
knock back //
动词 to drink, esp quickly (尤指快速)喝
名词 a refusal or rejection 回绝
反座
... knock up 敲门唤醒；[英口]筋疲力尽；往上敲 knock back （摇把）反击，（活塞）逆行，（曲轴）反转；反座；回击，击退；使...大吃一惊 knock against 撞击，与…冲突；偶然遇见 ...
（摇把）反击，（活塞）逆行，（曲轴）反转；反座；回击，击退；使...大吃一惊
I like to knock back a few beers after work.
下班后，我喜欢喝几瓶啤酒。
He certainly knows how to knock back the whisky!
他肯定知道怎样把这些威士忌酒一口喝下去！
They will knock back 6.1 million litres of beer, roughly equivalent to one litre per person.
他们将会喝掉610万升啤酒，约合每人一升。
If I can't, I want to knock him back, because what I really need to do is to get him out of the way.
如果杀不了,我就要把他击退,因为我真正的目的是把他从这条线路上推开
古希腊历史简介课程节选 : 耶鲁公开课
Diners at the inexpensive Highway 4, for example, merrily knock back shots flavoured with silkworm, snake, crow or goat's testicles.
Japan's graying population just can't knock back beer like it used to.
But the young seamer had the nerve to send down a slower ball, and it completely deceived the left-hander to knock back leg-stump.