Alternation theory
[医] 更替学说, 格子学说(抗原抗体反应)
🧩 词语组成解析
alternation
[ˌɔ:ltə:'neiʃən]
n. 交替，轮流，间隔;交替工作;更迭;变换;
🗣️ 情景例句
Lacks knowledge or experience.
知识匮乏或经验不足。
I invited hime to come up, but he wouldn't.
我请他上来，但是他不肯。
Class 3 did very well in the school sports meeting last week.
“3班在上星期的校运会上表现很好。