Dioform
[化] 1,2-二氯乙烯
🗣️ 情景例句
with the question of whether I go back to work or not.
为我是否回去工作这个问题。
Is there anyone who can speak English.
请问有没有会讲英语的？
While John Gilbert was in hospital, he asked his doctor to tell him whether his operation had been successful,
当约翰。吉尔伯特住院的时候，他问医生他的手术是否成功，