Ascorbigen
抗坏血酸原
🗣️ 情景例句
Mose people would like to work in the west, mainly because wages are comparatively high.
许多人喜欢在西方工作，主要是因为那边工资相对高些。
My class went camping last summer.
去年夏天我们班去露营了。
No, this is Sam.
不，我是萨姆。