Hydrodesulfurization
[机] 加氢脱烃
🗣️ 情景例句
We cannot leave this problem unattended.
这一问题我们不能置之不理。
She is supposed to be one of the best singers.
大家认为她是最有名气的歌星。
That's the end of the tour.
参观就此结束了。