Artcs
(artc 的复数) abbr. Aircraft Research and Testing Committe 飞机研究与试验委员会
🗣️ 情景例句
Frank, you got it.
Frank你猜对了。
I will be very glad when I receive the letter.
如能接到你的来信，我将会非常高兴。
Have fun.
好好玩吧！