hard rock硬: hard; stiff; tough石: dan,a unit of dry measure fo ...岩: rock硬石: adamant; burr; rag stone; solid stone; whin石岩: shiyan; yan shi下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:硬石岩,即可在微信中查询翻译