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
Who isn't?
有谁不紧呢？
A stitch in time saves nine.
小洞不补，大洞吃苦。
Before it could be transported to the United States, a site had to be found for it and a pedestal had to be built.
在雕像被运往美国之前，必须为它选好一块场地，同时必须建造一个基座。