Pir
abbr. 蛋白序列数据库（Protein Identification Resource）；聚三聚氰酸酯
🗣️ 情景例句
I'm only here two days,
我只有两天时间，
Don't make me laugh!
你别笑死人了！
Later, an operation helped her to get back part of her sight, but she remained at the institution for six years more.
后来，一次手术帮助她恢复了部分视力。但是，她在这所学校又呆了6年。