Backward-bladed impeller
[化] 后弯叶轮; 后弯叶片叶轮
🧩 词语组成解析
有叶片的, 有刀刃的
n. 推进者, 叶轮\\n[化] 叶轮
🗣️ 情景例句
The reviews were all right; it was the best performance I have ever seen.
那些评论写得很对，是我所见过表现最好的一次表演。
The athletes competed for the honor of their country.
选手们为了国家的荣誉而互相竞赛。
There are four seasons in the year here--spring, summer, autumn and winter.
这儿一年有四季--春、夏、秋、冬。