personal best 个人最好成绩

这个说法常用于谈论运动和锻炼的语境中，表示 “有史以来的个人最佳成绩”，多与形容词性物主代词 “my、her、his、their” 等搭配使用。注意，表达 “personal best” 是可数的，它的复数形式为 “personal bests”。

例句

That was the fastest she'd ever run – she set a new personal best!

这是她跑得最快的一次，创下了一个新的个人最好成绩！

The time in the gym helped her to be able to set a new personal best time in the pool. It was the fastest that she had ever swam.

她坚持在健身房训练，得以创下了个人游泳速度的最佳成绩。这是她游得最快的一次。

He loves trying to lift heavier weights at the gym, his personal best is 100kg.

他很喜欢在健身房里举重，他的个人最好成绩是100公斤。