Pir
abbr. 蛋白序列数据库（Protein Identification Resource）；聚三聚氰酸酯
🗣️ 情景例句
What did you learn at school today?
你今天在学校学了什么？
The rage of a wild boar is able to spoil more than one wood.
野猪一怒毁树多。
I hope you can come to my party next Sunday.
我希望你能参加我下星期天的聚会。