Phosphoserin
[化] 磷酸丝氨酸
🗣️ 情景例句
We're out of toilet paper again. Let's buy some more rolls.
咱们又没卫生纸了。再多买几卷吧。
Thank you for coming to see me off.
谢谢你来为我送行。
There is a house near the river.
小河旁有一间房子。