Stibono-
[化] 羧基
🗣️ 情景例句
Please sit down, Mr. Stewart.
请坐， Stewart先生。
The sudden noise scared the dog away.
突然突然的噪音把狗吓跑了。
Miss Zhao is one of the most popular teachers in the school.
赵小姐是学校里最受欢迎的老师之一。