Closed impeller
[建] 隐闭叶轮
🧩 词语组成解析
closed
[klozd]
adj. 关闭着的，封闭着的;密闭着的，保密的;<美>准备好了的，定了契约的;
v. “close”的过去式和过去分词;
clos=close关闭+ed已...的→关闭了的
n. 推进者, 叶轮\\n[化] 叶轮
🗣️ 情景例句
I'm a photographer.
我是一位摄影师。
The feature started at 9 o'clock and ended at 11:30.
放映在9点钟开始了并且将在11:30结束了。
Compared with competing products, ours is smaller and lighter.
比起其它竞争产品，我们的比较轻巧。