中文词源
reagent 试剂
re-,再，重新，agent,化学剂。
英语词源
- reagent (n.)
- 1785, from re- + agent "substance that produces a chemical reaction."
权威例句
- 1. It is like a chemical reagent.
- 这就像是一种化学试剂.
- 2. Unless reagent grade sucrose is available use cane sugar.
- 如果没有试剂级的蔗糖,可以用甘蔗糖.
- 3. This bifunctional reagent links protein molecules to one another.
- 这种双用试剂把蛋白质分子彼此连接起来.
- 4. An equatorial methoxy group was completely inert to the Grignard reagent.
- 位于平伏键的甲氧基,则没有这种可能,因而不发生反应.
- 5. The reagent possesses specificity for water.
- 这种试剂对水有特殊的作用.