Bioactivity
n. 生物活性,生物活度( 指杀虫剂等对生物体的影响)
🗣️ 情景例句
I've never been there, Robbie,
我从来没有去过那儿， Robbie
It's difficult to make a decision whithout knowing all the facts.
不了解所有事实而做出决定是困难的。
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
况且在宇宙中还有30亿个天河，即银河系。