ridged脊: spine; backbone; vertebrae r ...形: form; shape的: 4次方是 The fourth power of 2 i ...鱼脊形的: herringbone脊形: crestiform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:脊形的,即可在微信中查询翻译