Ventilatting fan
[电] 通风扇
🧩 词语组成解析
fan
[fæn]
n. 扇子，风扇;迷，粉丝;扇形物;扬谷机;
vt. 扇动;吹拂，扬去;
vi. 成扇形;
🗣️ 情景例句
Why were you out of work for so long?
你为何这么久没有工作？
Readiness is all.
有备无患。
Speculations about is nature have been going on for literally thousands of years,
人们对睡眠作用的种种猜测，确实有数千年之久。