Trimethyl
三甲基色氨酸, 刺桐子氨酸
🗣️ 情景例句
What would you say is the most popular sport in your country, Mr. Lu?
陆先生，你们国家什么运动最流行？
We pitied the family in their sudden unhappiness.
那家人遭受突然的不幸，我们深感同情。
Don't do that.Give it to me.
不要放在那儿，把它给我。