beach firmness海滩: seabeach; beach坚固性: sturdiness; ruggedness; inco ...坚固性: sturdiness; ruggedness; incorruptibility坚固的坚固性: incorruptibility超坚固性: superhardness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:海滩坚固性，即可在微信中查询翻译
