Aaprotect
双[二甲基二硫代氨基甲酸 -S, S']锌
🗣️ 情景例句
since her mother died.
因为她妈妈去世了。
After Mr. Lee's remarks, the meeting will be opened for comments and discussion from the rest of you.
李先生发言完毕后，会议将由大家进行自由评论和讨论。
No! O, not U!
是O，不是U。