Sulci venae umbilicalis
[醫(yī)] 臍靜脈溝
?? 詞語組成解析
[醫(yī)] 溝
vena的復(fù)數(shù)
??? 情景例句
Thanks.
謝謝。
Every dog has his day.
凡人皆有得意時(shí)。
How long was that?
多長時(shí)間了？