酒精着色剂 Alcohol stain ; spirit stain
精练剂 [纺] scouring agent ; agents for refining
溶剂精制 [化工] solvent refining ; solvent treatment ; solvent treating
酒精配剂器 alcohol dispenser
精炼熔剂 refining flux
双溶剂精炼 double solvent refining
精确剂量喷雾泵 Accurate-dose spray pump
肝精制剂 liver extract preparation
精神刺激剂 psychostimulant
丝绸精炼剂 silk scouring agent
尽管大多数避孕套都含有杀精剂，但也有一些是不含的。
Although most condoms contain spermicide, there are some manufactured without.
然而，实际上杀精剂本身就不是一个好办法，那么请保证将二者结合起来使用。
However, spermicide on its own is actually a pretty poor method, so make sure you do combine them.
关于IVD的新闻首先出自于可逆抑精剂(RISUG)的发表，RISUG是在印度开发出来的一种输精管男性避孕药，将在男性身上继续做临床试验。
The news about the IVD comes on the heels of the announcement that RISUG, a vas deferens-based male contraceptive developed in India, will resume trials in men.
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