Chromatizing
铬酸盐钝化处理
🗣️ 情景例句
I'd appreciate that.
谢谢你让我使用电话。
He will always be a slave who knows not how to earn and save.
不懂挣钱和积财，只能永远当奴才。
Sensational News! By our reporter, Alan Jones. Karen Marsh arrived at London Airport today.
爆炸性新闻！由本报记者艾伦。琼斯报导。卡伦。马什今天到达伦敦机场。