例句與造句

1. :: Napalm " is " gasoline-with the addition of substances to make it into a thick gel.
2. This theory has been supported by evidence showing that resistance can be effectively reversed on the addition of substances which halt the efflux.
3. He will not discuss issues on the talk page, and adds every negative item he can find while removing other additions of substance.
4. It's difficult to find addition of substances in a sentence. 用addition of substances造句挺難的