Pectolinarigenin
[化] 果胶里哪配基
🗣️ 情景例句
Just make the few changes I suggested and your letter will be perfect!
只要改动我提到的个别地方，你的信就会很完美了。
Why did't you tell me?
为什么你不告诉我？
Yes, Mum. What do you want to buy?
好，妈妈。你想买什么？