n.水磨石，水石层...

Waterstone has every reason to congratulate himself.沃特斯通完全有理由为自己感到高兴。...

Waterstone的音标：Waterstone的英式发音音标为：['wɔ:təstəʊn]Waterstone的美式发音音标为：['wɔtəstoʊn]...