您要查找的是不是：
- zero offse optical square 零距直角头
- three-directional optical square 三向直角头
- Square the page off with your ruler. 用尺在这页纸上打上方格。
- He dropped off at the square and changed to a suburban bus. 他在广场下车，换乘一辆郊区公共汽车。
- He bit off a large piece of the apple. 他咬下一大块苹果。
- He is a great guy, a chip off the old block. 他是一位好人，就像他父亲一样。
- The front cover of the novel has been torn off. 这本小说的封面已被撕掉。
- zero offset optical square 零距直角头
- The mercury dived to ten below zero. 温度突然下降到零下10度。
- Now, men, zero in your guns at that ship. 喂，伙计们，把炮口对准那艘船。
- The police barricaded off the entrance to the square. 警方在广场的入口处设置了路障。
- It was five below zero last night. 昨夜温度是零下五度。
- He cut off a bunch of grapes to entertain us. 他剪下一串葡萄招待我们。
- I fell off my bike and went arse over tit. 我跌下自行车，一头号栽到地上。
- Prospects of success in the talks were put at zero. 会谈没有成功的希望。
- The singer led off with a popular ballad. 歌唱家首先唱了一首流行的民歌。
- He has given my suggestion zero thought. 他一点也没有考虑过我的建议。
- The thermometer fell to zero lastnight. 昨夜温度计显示气温下降到零度。
- He headed a crowd off from the wrong exit. 他上前阻止人群从错的出口出去。
- The thermometer shows ten below zero. 温度计指着零下十度。
