1. 许多,大量;...得多：a few 少许,一些 | a good deal 许多,大量;...得多 | a good few 相当多,不少

2. (接不可数名词)许多,大量：a few (表示肯定)有些,几个 | a good deal (接不可数名词)许多,大量 | a little (表示肯定)一些,一点点

3. 许多：safety aids 安全设备 | a good deal 许多 | stretch 伸展, 伸长 一段时间, 一段路程, 伸展

4. 非常,极其,大量：all of a sudden突然 | a good deal非常,极其,大量 | a stream of一连串,一系列

adv

1. to a very great degree or extent

e.g. I feel a lot better
we enjoyed ourselves very much
she was very much interested
this would help a great deal

Synonym: a lotlotsa great dealmuchvery much