Sulfonic
a. 磺酸基的\\n[医] 磺[基]的
🗣️ 情景例句
Sunday's their big day.
星期天是他们大生意的日子。
I am Gary Swan, president of this company.
我是盖瑞.斯万，这家公司的总裁。
She walked slowly into the hall and at once noticed that all the room doors were open,
她慢慢地走进前厅，立即发现所有的房门都敞开着，