The opaline silver dial is very pure and classic.
蛋白銀色表盤非常純凈和經典.
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A pair of 19 th century continental opaline glass white and bleu de S è vres overlay vases.
一對19世紀的歐式乳白色玻璃白色和藍色的塞夫爾覆蓋花瓶.
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"an iridescent oil slick"
"nacreous (or pearlescent) clouds looking like mother-of-pearl"
"a milky opalescent (or opaline) luster"