Question

knock off But as Cline is the first to note, it took Beaumont decades to perfect her craft; her example, can’t be knocked off. 1[PHRASAL VERB 短语动词]使减少；使降低 To knock off an amount from a price, time, or level means to reduce it by that amount.   [V amount P n]  [V P amount]Udinese have knocked 10% off admission prices...乌迪内斯队将入场费降低了10%。He has knocked 10 seconds off the world record...他将世界纪录缩短了10秒。When pressed they knock off 10 per cent.经砍价，他们降了10%。2[PHRASAL VERB 短语动词]从（名单或文件中）删除 If you knock something off a list or document, you remove it.   [V n P n]  [Also V n P]Tighter rules for benefit entitlement have knocked many people off the unemployment register.更为严格的救济金申领规定将很多人剔除出了失业登记表。3[PHRASAL VERB 短语动词]偷 If someone knocks something off, they steal it.   [V P n (not pron)]  [Also V n P]  [BRIT 英]  [INFORMAL 非正式]Cars can be stolen almost as easily as knocking off a bike.偷汽车几乎能和偷自行车一样容易。4[PHRASAL VERB 短语动词]偷；盗 To knock off a house, factory, or shop means to break into it and steal money or property.   [V P n]  [mainly BRIT 主英]  [INFORMAL 非正式]...two nervous teenagers knocking off a cafe?两个紧张不安的青少年抢了一家咖啡馆？5[PHRASAL VERB 短语动词]下班；收工 When you knock off, you finish work at the end of the day or before a break.   [V P]  [INFORMAL 非正式]If I get this report finished I'll knock off early...如果我写完这篇报告，我就会早点下班。What time do you knock off?你什么时间下班？6[PHRASAL VERB 短语动词]杀死 If someone knocks someone else off, they kill them.   [V P n (not pron)]  [V n P]  [INFORMAL 非正式]He had many motives for wanting to knock off Yvonne...他有很多杀伊冯娜的动机。People don't just knock one another off like this unless there's big money at stake.如果不是为了冒险赚大钱，人们不会像这样彼此残杀。

Accepted Answer

v.敲掉,击倒,[口](从价格、帐单等中)减去,除去 ☆☆☆☆☆ 2013.1

英语单词	knock off
中文释义	v.敲掉,击倒,[口](从价格、帐单等中)减去,除去
真题原句	But as Cline is the first to note, it took Beaumont decades to perfect her craft; her example, can’t be knocked off.
柯林斯星级	☆☆☆☆☆
柯林斯解释	1 [PHRASAL VERB 短语动词]使减少；使降低 To knock off an amount from a price, time, or level means to reduce it by that amount. [V amount P n] [V P amount] Udinese have knocked 10% off admission prices... 乌迪内斯队将入场费降低了10%。 He has knocked 10 seconds off the world record... 他将世界纪录缩短了10秒。 When pressed they knock off 10 per cent. 经砍价，他们降了10%。 2 [PHRASAL VERB 短语动词]从（名单或文件中）删除 If you knock something off a list or document, you remove it. [V n P n] [Also V n P] Tighter rules for benefit entitlement have knocked many people off the unemployment register. 更为严格的救济金申领规定将很多人剔除出了失业登记表。 3 [PHRASAL VERB 短语动词]偷 If someone knocks something off, they steal it. [V P n (not pron)] [Also V n P] [BRIT 英] [INFORMAL 非正式] Cars can be stolen almost as easily as knocking off a bike. 偷汽车几乎能和偷自行车一样容易。 4 [PHRASAL VERB 短语动词]偷；盗 To knock off a house, factory, or shop means to break into it and steal money or property. [V P n] [mainly BRIT 主英] [INFORMAL 非正式] ...two nervous teenagers knocking off a cafe? 两个紧张不安的青少年抢了一家咖啡馆？ 5 [PHRASAL VERB 短语动词]下班；收工 When you knock off, you finish work at the end of the day or before a break. [V P] [INFORMAL 非正式] If I get this report finished I'll knock off early... 如果我写完这篇报告，我就会早点下班。 What time do you knock off? 你什么时间下班？ 6 [PHRASAL VERB 短语动词]杀死 If someone knocks someone else off, they kill them. [V P n (not pron)] [V n P] [INFORMAL 非正式] He had many motives for wanting to knock off Yvonne... 他有很多杀伊冯娜的动机。 People don't just knock one another off like this unless there's big money at stake. 如果不是为了冒险赚大钱，人们不会像这样彼此残杀。
来源	2013.1

Knock [V Phrasal Verb 短语动词 P N Knocked