umbilicus的例句
1. Skin, umbilicus, respiratory tract were primary route of infection.
皮肤、脐部及呼吸道感染始终是主要的感染途径。youdao
2. The effect of skin preparation were influenced by deep and shallow of umbilicus.
脐孔深、浅不同会影响皮肤准备效果。youdao
3. The effect of skin preparation were influenced by deep and shallow of umbilicus.
脐孔深、浅不同会影响皮肤准备效果。youdao