Venae cardiaca
[醫(yī)] 心靜脈
?? 詞語組成解析
vena的復(fù)數(shù)
??? 情景例句
Come on, Mar.
得了， Mar。
I am sorry to keep you waiting.
真抱歉，讓你久等了。
She watched TV for half an hour after supper. Then she started her homework.
晚飯后她看了半小時電視。然后她開始做家庭作業(yè)。