0 material with particular physical characteristics -- 物质;材料
What sort of substance could withstand those temperatures? 哪种物质能够承受那样的温度?
1 the most important part of what someone has said or written -- (某人)所说(或所写)的最重要的部分,要点
Later that year, the substance of their secret conversation appeared in a newspaper article. 那年稍后,他们这次秘密谈话的要点出现在报纸上的一篇文章中。
There is no substance in/to the allegation. 这项指控毫无根据。
This new information gives substance to the stories we have heard. 这条新信息为我们听到的情况提供了根据。
a natural substance
This substance is so radioactive that it glows in the dark.
Rubber is a flexible substance.
Two days after he'd been exposed to the substance, a painful rash erupted on his neck.
Numerous substances are found in nature and in the body that function as protective agents against oxygen-free radicals.
The latter will, however, probably gather more substance from following industry reports than this book.
Both studies found four subgroups of substance users defined by their trajectories of use.