您要查找的是不是：
- How did you come by that scratch on your cheek? 你脸上的抓痕是怎么来的？
- I had to scratch my head to remember his name. 我只想苦苦地回忆他的名字。
- There'll be the devil to pay if you scratch my car! 你要是划坏了我的汽车你就有麻烦了！
- Is her schoolwork up to scratch? 她的功课行吗?
- How do you come by that scratch on your cheek? 你脸上的抓伤是怎么来的？
- scratch purifier 刮板式去糁机
- Scratch my back and I'll scratch yours. [谚]你帮我，我帮你。
- He heard the scratch of a match. 他听到划火柴的声音。
- He pretended to scratch his ear. 他假装搔耳朵。
- We had to start again from scratch. 我们必须再从头开始。
- A pianist has to practice every day to keep up to scratch. 钢琴手要天天练习才能保持高水平。
- Doped out our proposal on scratch paper. 在便条纸上粗略地写出了我们的计划
- He began to scratch along for himself at an early age. 他从很小的时候起就开始自己挣饭吃。
- We'll have to bring the house up to scratch before we sell it. 我们得把这所房子维修一下再出售。
- By burying I just managed to arrive at the office on scratch. 我匆匆忙忙，好不容易才准时赶到办公室。
- What to Look for in a Water Purifier? 如何选购合适的净水器?
- The famine is so bad, aid can only scratch the surface. 饥荒十分严重，援助也只是杯水车薪。
- B: I always take a portable water purifier. 我都会带着可携式净水器。
- Burdock is a powerful blood purifier. 牛蒡为强力的净血剂。
- Hospital Grade Air Purifier, now you have! 医疗级空气净化器,您也可以拥有!
