Hirt
abbr. High Reynolds Number Tunnel <美>(USAF)高雷诺值风洞
🗣️ 情景例句
Don't move! Get down on the floor.
别动！趴到地上！
I think we can draw up a tentative plan now.
我认为现在可以先草拟一具临时方案。
In much of China, spring is usually very short.
在中国的许多地方，春天通常很短。