reverse side of tooth轮齿: gear teeth; cog; cogtooth; t ...背: body's back侧: slant; sloping寰齿背侧关节: articulus atlantodentalis dorsalis齿背: back of a tooth◇齿背线 tooth back line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:轮齿背侧，即可在微信中查询翻译
