Hydroisomerizing
加氢异构
🗣️ 情景例句
I'm sorry I'll have to pass.
很遗憾我得错过这回了。
I'm glad you came.
我很高兴你能来。
The winch was again put into operation and one of the men started up the truck.
绞盘机再次启动，一位工人发动了急修车的引擎。