Isamic acid
[化] 衣氨酸
🧩 词语组成解析
🗣️ 情景例句
Isn't there a conversation that we have to finish?
我们不是有话还没说完吗？
I'm going to show him how to speak French.
我正要指点他如何讲法语。
She's been there for two months. She's been there since September.
她进校有两个月了。她自9月份起便在那儿学习了。