diamniotic双: two; twin; both; dual羊膜: entoptygma; amnion; amniotic ...腔: cavity; chamber的: 4次方是 The fourth power of 2 i ...羊膜腔: amniotic cavity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:双羊膜腔的，即可在微信中查询翻译
