Definition: at the highest level of achievement or quality Level: B1
这位艺术家的作品代表了创造力的巅峰状态。
This artist's work represents creativity ___at ___its ___best.
在未受破坏的荒野中，大自然处于最佳状态。
Nature is ___at ___its ___best in the untouched wilderness.
当他定期练习时，他能发挥出最佳水平。
When he practices regularly, he performs ___at ___his ___best.
