Monoacetate
一乙酸酯
🗣️ 情景例句
Only one hundred and twenty-one votes!
仅仅一百二十一票！
This award means a great deal to me.
这个奖对我意味深长。
(remember how easily the Apollo astronauts bounded along),
还记得阿波罗飞船中的宇航员轻松地跳跃-