high and low

副词 high and low:

1. everywhere

1. Months of high and low sales average out over the year.
   销售额高低不同的月份按全年统算达到一般水平。
2. Here were the high and low, slaves and masters.
   这里高低贵贱的人都有，有奴隶，也有主人。
3. I don't know where I've left my car keys; I've searched high and low for them.
   我不知道把我的车钥匙搁在何处，我已到处寻找过了。
4. I've searched high and low for my lost pen.
   我到处寻找丢失的钢笔。