Serolipase
血清脂酶
🗣️ 情景例句
I'm so busy that I don't get around to it.
我忙得找不出时间去做它。
I worked as an intern in that firm last summer.
去年夏天我在那家商行实习。
Whose? The twins?
谁的？那对双胞胎的吗？