Hydrodesulfurization
[机] 加氢脱烃
🗣️ 情景例句
I care.
我关心。
Sincerely hope that your visit here will be worthwhile and meaningful.
衷心希望您的来访有收获且意义深远。
I left at 6:00 so that I could catch the train.
我六点钟出门，以便赶上火车。