您要查找的是不是：
- He was knocked cold in the first round. 他在第一回合就被击倒。
- The medicine is effective for knocking colds. 这种药祛除感冒很有效。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Keep your hands off me; or I'll knock you down. 不要碰我，当心我把你打倒在地。
- The boxer was knocked cold. 拳击手被打昏了。
- The girl stood shivering with cold on the doorstep. 那姑娘站在门前的台阶上,冷得直打哆嗦。
- There was a furious knock at the door. 有人在猛烈地敲门。
- It is neither hot nor cold in winter here. 这里冬天既不热也不冷。
- Mind you don't knock your head (on this low beam). 小心，别(让这根低梁)撞著头。
- She could only croak because of her heavy cold. 她因患重感冒只能用沙哑的声音说话。
- I was able to knock their price down to $1. 我把价格压到一美元。
- We knock off at 12:30 for lunch. 我们十二点半时停下工作去吃饭。
- Hot and cold are contrary terms. 热与冷是相反的词语。
- She fell off her bike and got a nasty knock. 她从自行车上摔下来，摔得很重。
- When I fell I got a terrible knock on the head. 我摔倒时头撞得很厉害。
- She got cold feet when asked to recite in class. 当她被叫起来在班上背诵时害怕了。
- The girl's hands were chapped by the cold. 那个女孩的手因寒冷而冻裂。
- Don't drink too much of this it'll knock you out! 这种酒别喝太多--喝多了就醉了！
- Knock it off, kids, I'm trying to sleep! 孩子们，别闹了，我要睡觉了！
- There is still no cure for the common cold. 目前仍没有治愈感冒的良药。
