Poco
adv. [音]稍；少；略
🗣️ 情景例句
That has nothing to do with what I'm talking about.
那跟我说的事情没有关系。
That's why I am here.
那是我在这里的原因。
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。