Pir
abbr. 蛋白序列数据库（Protein Identification Resource）；聚三聚氰酸酯
🗣️ 情景例句
and ... and when the baby comes,
而且……而且婴儿出生以后，
I think it's going to snow all day.
我认为整天将会下雪。
You will grow stronger each time, until you can do and finish what you started out to do.
每次你会变得更坚强，直至你完成你着手进行的事情。