短语词组短語Plating discolour 金麪變色discolour glaze 變色釉surface discolour 板麪變色silver discolour 銀變色track discolour 逕跡變色discolour deutzia 異色溲疏discolour inhibitor 變色抑制劑Tin lead discolour 錫發黑potentilla discolour bunge 繙白草 返回 discolour