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roundel的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
English form of rondeau having three triplets with a refrain after the first and third
-
round piece of armor plate that protects the armpit
-
(heraldry) a charge in the shape of a circle;
"a hollow roundel"
roundel的用法和樣例：
例句
用作名詞 (n.)
- The assemblies are a direct replacement for older style incandescent bulbs, fitting into the roundel ring as a replacement for the existing roundel, reflector and bracket.
這些組件可直接替換樣式陳舊的白熾燈泡，適合於圓玻璃環，可替換現有圓玻璃、反射器和煤氣燈。
辭彙搭配
- red roundel 紅色表示鏡
- deflecting roundel 偏光鏡
