Acetylating
v. 加乙酰基于( acetylate的现在分词 )
🗣️ 情景例句
I'm trying to catch Mary, please.
我想与Mary联络。
Dreams go by contraries.
梦想总与现实相反。
After switching on powerful arc lights, they saw great stalagmites -- some of them over forty feet high -- rising up like tree-trunks to meet the stalactites suspended from the roof.
他们打开强力弧光灯，看见一株株巨大的石笋，有的高达40英尺，像树干似地向上长着，与洞顶悬挂下来的钟乳石相接。