Acetylic
a. 乙酰基群的
🗣️ 情景例句
How you doing?
你怎么样？
Bring up a raven and he'll pick out your eyes.
养虎贻患。
Apart from an interesting-looking carved dagger, the box was full of crockery, much of it broken.
除了一柄式样别致、雕有花纹的匕首外，货箱内装满陶器，而且大部分都已破碎裂。