Finned cylinder
[机] 凸片气缸
🧩 词语组成解析
a. 有鳍的
🗣️ 情景例句
We promise. Can we pay for our imports in RMB?
我们答应。请问，我们能否用人民币付款？
Congratulation!
恭喜！
so it will soon be sending up four astronauts to repair it.
为此将把4名宇航员送入太空修复望远镜。