first calf heiferfirst calver初产: primiparity母牛: cow食用初产母牛: cow heifer; cow-heifer初产母羊: first lamber初产母猪: first farrowing sow; gilt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:初产母牛,即可在微信中查询翻译