equivalent base等价: of equal value; equal in val ...基: base; foundation等价: of equal value; equal in value; equivalence二价基: bivalent radical; bivalent redical; diad; divalent radical七价基: heptad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:等价基，即可在微信中查询翻译
