★★★
  at one's best
盡全力,在最佳狀態,在全盛時期
 
 
The weather is at it's best during the summer.
天氣在夏天時節進入全盛的酷熱狀態。
My mother is at her best in terms of health.
我媽媽的身體健康正處於最佳狀態。

dominant
strong
superior
finest
excellent
premium

建議使用最佳瀏覽解析度﹕IE 5.0 以上版本 800 x 600