adv.主要地；大部分地

Oats mainly grow in cool climate. 燕麥主要生長在氣候涼爽的地區(qū)。

Weasel lives mainly on rats and rabbits. 黃鼠狼主要以老鼠和兔子為食。

A banana is mainly pulp, except for its skin. 香蕉除了果皮之外，主要是果肉。

His money comes mainly from salary. 他的錢主要來自工資。

People in this shop are mainly tourists. 這家商店里的人們大都是游客。