1.the margin of ……的邊緣
I traced a huge star and three exclamation points in the margin of my notebook as he moved onto another subject.
當他換下個話題時,我在筆記本邊上特意做了一個大星號和三個感嘆號。
2.prey upon 掠奪,折磨;捕食
Baboons most often form close bonds with relatives, the researchers said, and the stability of those connections is partly a matter of luck since lions and leopards often prey upon baboons.
研究者表示,狒狒通常會與親屬建立親密的關系,不過由于獅子和豹子的捕食,使得這種關系的穩定性含有一定的運氣成分。