Adjustable vane
[化] 可调的叶片; 可调节的叶片
🧩 词语组成解析
n. 风向标, 风信旗, 变化不定的事物\\n[机] 轮叶, 叶
🗣️ 情景例句
Is there any discount on bulk purchases?
我多买些能打折吗？
$19.00 a day or $129.00 a week, unlimited mileage.
一天19美元，一周129美元，不计车程。
A cat's ability to survive falls is based on fact.
猫在跌落时能够大难不死是有事实作为依据的。