had best

动词 had best:

1. act in one's own or everybody's best interest
   同义词：do well

1. The sand is firm but wet, so we had best go barefoot.
   沙子很硬但很湿，所以我们最好赤脚走。
2. You had best not accept the offer.
   你最好是不要接纳这要求。