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
He was ill at ease at her birthday party.
他在她的生日宴聚会中心神不宁。
I am on top of the world.
我高兴到了极点。
Not at all, smiled Lucy. You're welcome!
“没关系，”露茜笑着说，“不用谢！”