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
Hurt? What do you mean?
酸痛， 什么意思？
I'm sure he will get to the game on time.
我确定他会准时参加比赛。
In that case, we'd like cash on receipt of invoice.
这样的话，您在收到帐单时请付现。