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[化] 二甲基二硫代氨基甲酸钠
🗣️ 情景例句
Do you remember that old desk?
还记得这张旧桌子吗？
Edward had heard of the famous singer from Europe.
爱德华曾听说过欧洲出身的著名歌星的事。
In the evenings he studied hard for his exams, and most mornings he took tourists around Oxford.
他晚间努力学习，以应付考试，而大多数早上，他则带领游客在牛津大学参观。