前缀、后缀

Prefix: 前缀

Suffix: 后缀

A pair of useful prefixes: 一对超好用的前缀

Over: 超过

Under: 不足

We've prepared a group of verbs and adjectives with over and under prefixes: 我们为大家准备了一系列含有over和under的动词和形容词

Generally speaking, "over" means too much, and "under" means not enough: 基本上，"over"的意思是过头、"under"则是不够、不足

现在，我们就来看看日常生活中最常用的带有over、under前缀的单词：

动词：

Overdo: 一件事做得过头，比如: I overdid the exercises and injured myself. 我健身过度、结果伤到自己了。

Underdo: 反义，但口语里很少这么说

Overcook: 烧得过头、烧老了。比如：The steak was overcooked. 牛排煎老了。

Undercook: 反义。比如: Don't ever unercook pork and chicken. 猪肉、鸡肉千万不能夹生。

Overprepare: 过度准备，不过这是over前缀单词中少有的积极行为。比如I'd rather overprepare than underprepare. 我情愿多准备，也不愿准备不足。

Underprepare: 反义。

Overthink: 思考过度、想太多。比如Just follow your instincts. Don't overthink it. 相信直觉，别想太多。（注意，口语里不太用underthink)

Overanalyze: 分析过度。比如I tend to overanalyze things. 我常常分析过度。

Overreact: 反应过度。比如It was nothing. Stop overreacting. 根本没什么，不要反应那么激烈。

Overestimate: 高估

Underestimate: 低估。比如They lost the game because they underestimated their opponent. 他们低估对手，因此输掉了比赛。

Overvalue: 估值太高。比如Tesla stock is overvalued. Tesla股价过高。

Undervalue: 反义。比如My contribution was seriously undervalued by my boss. 我老板严重低估了我的贡献。

Overwhelm: 压倒、占据。比如I am overwhelmed by work. 工作实在太多，把我压的喘不过气来。

Underwhelm: 反义，也有令人失望的意思。比如Despite its positive reveiws, the movie underwhelmed me. 虽然有很好的口碑，但是这部电影让我很失望。

形容词：

Overconfident: 过度自信。比如Always be aware if you're overconfident. 要有意识，以免自己自信过头。

Overqualified: 资历过高。比如They are just hiring someone junior. I'm overqualified for the role. 他们只想招一位资历浅的员工，我的资历太高了。

上述看到的over前缀单词，其实都可以加under. 但是以下这些口语里不常用：

Underdo

underthink

Underanalyze

Undereact

Underconfident

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