vacume造句

例句与造句

1. Some analysts agree, and say that Milosevic could move disgruntled Bosnian Serbs into Kosovo to fill any vacume, in essence creating a Serbian enclave there.
2. Now for the explination, but for simplicity, we need to assume the experiment was done in a vacume, without gravity, friction etc so that the speed you roll the ball into the wall is the same speed the ball rolls back to you.
3. It's difficult to find vacume in a sentence. 用vacume造句挺难的