Ethinyl
[机] 乙炔基
🗣️ 情景例句
Is it supposed to rain today?
今天要下雨吗？
Have you ever been to Japan?
你去过日本吗？
We are always willing to cooperate with you and if necessary make some concessions.
我们总是愿意合作的，如果需要还可以做些让步。