Premunitive
[医] 预防接种的, 传染[病后]免疫的
🗣️ 情景例句
Oh, you'll do it. It's a piece of cake.
噢 你办得到的。这不费吹灰之力。
They who cannot do as they would, must do as they can.
不能为所欲为者，也当尽力而为之。
That's OK.We really need the material.
没关系，我们急着要这些原料。