Wall thickness reduction
[化] 壁厚减薄; 壁厚减薄率
🧩 词语组成解析
🗣️ 情景例句
I have been exposed to languages such as English, Spanish, and French.
我接触过英语、西班牙语和法语。
It's hard to say.
很难说。
Now Alfred began a long series of skirmishes -- and within a month the Danes had surrendered.
这时，阿尔弗雷德发起一连串小规模的进攻，结果不出一个月，丹麦人就投降了。