Tetramethylammonium
四甲基铵
🗣️ 情景例句
Just because you major in English, don't think that you will have mastered real English.
不要以为你是英语专业的就能精通“真正”的英语。
I'd appreciate your kind consideration in the coming negotiation.
洽谈中请你们多加关照。
Thank you, doctor, said Mrs. Brown.
“谢谢你，医生，”布朗夫人说。