Roundel
n. 圆形饰物, 小圆盘
📖 牛津释义
oundel
n
circular identifying mark showing nationality, used on military aircraft of some countries 圆形标志（表示国别的符号, 用於某些国家的军用飞机上）.
🗣️ 情景例句
He's not breathing, Philip!
他停止呼吸了 ，Philip。
I ask him to tell me everything he thought.
我要求他告诉我，他所想得每件事情。
If, at the time, the British had not feared invasion, it would have been completed.
如果不是因为那时英国人害怕入侵，隧道早已建成了。