Aminovaleric acid
[医] α-氨基戊酸
🧩 词语组成解析
🗣️ 情景例句
Thank you.
谢谢。
No,it isn't.
不，不是。
To their surprise, the precious parcel was full of stones and sand!
令他们吃惊的是，那珍贵的包裹里面装的全是石头和沙子！