Coat of arms
n. 盾形紋章，盾徽
?? 牛津釋義
coat of arms
(also arms), design on a shield used as an emblem by a family, city, university, etc （用作某家族、 城市、 大學等的標志的）盾形徽章. =>illus 見插圖.
?? 詞語組成解析
coat
[k?ut]
n. 上衣，外套;
vt. 給…穿上上衣[外套];蓋上;
of
[?v]
prep. 關于;屬于…的;由…制成;
aux. 助動詞 [非標準用語、方言] =have [主用于虛擬語氣];
arms
[ɑ:mz]
n. 武器;戰爭;臂;紋章;臂( arm的名詞復數 );武器;[復數]戰事;權力;
??? 情景例句
Oh, you're right.
哦， 說得對。
How many pieces are you going to buy?
你要買幾個？
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的濃度為50％至70％時比較有效，