Aerodynamic diameter
[化] 空气动力直径
🧩 词语组成解析
a. 空气动力学的
🗣️ 情景例句
If there's anything you need, just knock on my door.
有什么需要帮忙的话，尽管敲门来找我。
I haven't the least idea.
我一点儿也不知道。
Oh, dear! said Miss Yang. Are you sure you've lost it?
“哎呀！”杨小姐说，“你肯定你弄丢了？”