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- anti knock substance 抗爆剂
- The emery is a hard metallic substance. 金刚砂是非常坚硬的金属物质。
- Keep your hands off me; or I'll knock you down. 不要碰我,当心我把你打倒在地。
- Barium sulfate is a radiopaque substance. 钡硫酸盐是一种辐射光不能穿透的物质。
- Musk is a kind of strong-smelling substance. 麝香是一种有强烈气味的物质。
- Graphite is a soft black substance. 石墨是一种软而黑的物质。
- They're completely anti the new proposals. 他们完全反对新的提议。
- There was a furious knock at the door. 有人在猛烈地敲门。
- This substance is soluble in alcohol. 这种物质能够溶解在酒精中。
- Mind you don't knock your head (on this low beam). 小心,别(让这根低梁)撞著头。
- Her account was in substance correct. 她的账目基本上是对的。
- I was able to knock their price down to $1. 我把价格压到一美元。
- Ammonia is a chemical substance. 氨是种化学物质。
- We knock off at 12:30 for lunch. 我们十二点半时停下工作去吃饭。
- The substance is irritable to sensitive skin. 这种物质对敏感的皮肤有刺激性。
- She fell off her bike and got a nasty knock. 她从自行车上摔下来,摔得很重。
- An inert substance used to dilute. 稀释剂一种惰性物质
- When I fell I got a terrible knock on the head. 我摔倒时头撞得很厉害。
- 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!