- 我用力把螺絲往木頭上擰,可是擰不進去,又掉出來了。
I've put the screw in the wood as tightly as I can, but it won't stay in, it keeps slipping out.
- 論文從封袋裡掉出來了,把它們放回原處。
The papers are falling out of the envelop, push them back.
- 火爐里掉出一塊熾熱的煤把地毯燒了。
A hot coal fell out of the fire and burnt the carpet.