Flattening
n. 整平；扁率；压扁作用
✅ 同义词
🗣️ 情景例句
We finished addressing over three hundred envelopes.
我们写了三百多个信封地址了。
Happy landing.
祝您早安 注：是送行者向上飞机的人说的告别语。
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。