Sweepback impeller
[化] 后掠式叶轮
🧩 词语组成解析
n. 后掠角
n. 推进者, 叶轮\\n[化] 叶轮
🗣️ 情景例句
A critic was there this morning.
一个评论家早上去过了。
Has your company done any research in this field?
请问贵公司对此范畴做了任何研究吗？
It was a Sunday in May. My brother and I had decided to go off for a long walk while we were staying with my grandparents in the French countryside.
5月的一个星期天，我和弟弟决定去远足。当时我们住在法国乡下的祖父母家中。