roundel
柯林斯詞典
1. N-COUNT A roundel is a circular design, for example one painted on a military aircraft. 圓形設(shè)計(jì)
返回 roundel
roundel /?ra?nd?l/ (roundels)
劍橋詞典
- a circular decoration , especially a coloured circle on a military aircraft that shows its nationality
圓形裝飾；（尤指戰(zhàn)鬭機(jī)上顯示國(guó)籍的）圓形標(biāo)記 返回 roundel