compressed powder造句

例句与造句

1. "You have a pellet the size of a thumb of compressed plutonium dioxide, compressed powder, " he explained.
2. Although traditionally composed of natural chalk, modern blackboard chalk is generally made from the mineral gypsum ( calcium sulfate ), often supplied in sticks of compressed powder about 10 cm ( 4 in ) long.
3. It's difficult to find compressed powder in a sentence. 用compressed powder造句挺难的