副詞 high and low:

1. everywhere

1. Months of high and low sales average out over the year.
   銷售額高低不同的月份按全年統(tǒng)算達到一般水平。
2. Here were the high and low, slaves and masters.
   這里高低貴賤的人都有，有奴隸，也有主人。
3. I don't know where I've left my car keys; I've searched high and low for them.
   我不知道把我的車鑰匙擱在何處，我已到處尋找過了。
4. I've searched high and low for my lost pen.
   我到處尋找丟失的鋼筆。