Ecgoninic acid
[化] 芽子碱酸
🧩 词语组成解析
🗣️ 情景例句
What was your best subject in college?
大学时你哪门功课最好？
Keep that in mind.
记住那件事。
I'm afraid we're going to be in Shanghai that day. I hope you all have a good time.
恐怕到那天我们将在上海了。我祝你们玩得痛快。