Acetoacetic ester
[化] 乙酰醋酸酯; 乙酰醋酸乙酯
🧩 词语组成解析
n. 酯\\n[化] 酯
🗣️ 情景例句
Maybe I can help. Tell me what it is, Susan.
也许我能帮忙。说给我听听 ，Susan。
Does it really look OK?
看上去真的不错吗？
However, there is an even more insidious kind of pollution that particularly affects urban areas and invades our daily lives, and that is noise.
但是，还有一种更加隐蔽有害的污染，它专门影响城镇地区，侵袭我们的日常生活，那就是噪音。