成色

chéng sè bù zú de bái yín

成色不足的白银

insufficiently pure silver

zhè duì zhuó zi de chéng sè bù cuò

这对镯子的成色不错。

This pair of bracelets contains a high percentage of gold.

zhè ge jīn jiè zhi chéng sè hǎo

这个金戒指成色好。

This gold ring is of high purity.

chá de chéng sè hǎo wèi yě qīng xiāng

茶的成色好，味也清香。

The quality of the tea is good, so it has a fine flavour.