Please infuse with pencil powder into key-hole then running few times when door open is not flexible.
门锁开启不灵活时，请往钥匙孔内加入适量的铅笔芯粉末再往来转动几次即可。
All these solid pollutants may jam tiny hole, air lines, equipment and valve, also caused the pollution of powder coating workpieces.
所有这些固体污染物都可能堵塞细小的孔、空气管路、设备和阀门，也造成粉末涂装工件的污染。
The Queen took an apple. She made a hole in the red side of the apple, and put some powder into the hole.
王后拿来一个苹果，她在苹果红的一边挖了一个洞，把一些毒的粉末放在这个洞里。
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