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
Smoking makes your teeth yellow and ugly.
吸烟让你的牙齿变得又黄又丑。
Know thyself.
知道你自己。
In democratic countries any efforts to restrict the freedom of the press are rightly condemned.
在民主国家里，任何限制新闻自由的企图都理所当然地受到谴责。