Ieg
abbr. 免疫病理学交流组（immunopathology exchange group）
🗣️ 情景例句
In the Spring and Autumn period, copper and iron chopsticks came into being.
在春秋时代又出现了铜制和铁制的筷子。
He's a student,too.
他也是学生。
It was the middle of winter.
此时正值隆冬季节，