Estersil
[机] 矽酯
🗣️ 情景例句
When you see something, think of the English word for it.
当你看到一个东西时，就想到它的英文单词。
I'm going by air.I like flying.
我将坐飞机去，我喜欢飞行。
Will you time me?
你给我计时好吗？