Semipermeability
半渗透性
🗣️ 情景例句
Haven't we met before?
我们没见过吗？
I don't know where I've seen him before.
我不晓得在哪儿见过他。
A clear conscience laughs at false accusation.
只要问心无愧，无端的指责可以一笑置之。