Ecto-antigen
[醫(yī)] 菌表抗原, 體外抗原
?? 詞語組成解析
antigen
['?ntid??n]
n. 抗原;
??? 情景例句
Good. What do you think, Richard?
好。 你看呢 Richard？
See you again.
再見。
Both men had hardly had time to realize what was happening when they were thrown violently into the sea.
他們兩個還沒來得及意識到究竟發(fā)生了什么事情，就被猛地拋入了海里。