rash
英 [ræʃ] 美 [ræʃ]
皮疹、疹子；轻率的、鲁莽的、毛躁的
- 我胸部出满了疹子，痒得要命。
I've got an itchy rash all over my chest. - 我觉得他们刚认识几周就结婚有些草率。
I think it was a bit rash of them to get married when they'd only known each other for a few weeks.
impetuous
英 [ɪmˈpetʃuəs] 美 [ɪmˈpetʃuəs]
鲁莽的、冲动的、轻率的
- 莽撞的年轻女子
an impetuous young woman - 他太冲动了——为什么他急着做事前不能仔细考虑一下呢？
He's so impetuous - why can't he think things over before he rushes into them?
heedless
英 [ˈhiːdləs] 美 [ˈhiːdləs]
【正式用语】不加注意、掉以轻心
- 对雨林的肆意破坏正在加重全球变暖的趋势。
Heedless destruction of the rainforests is contributing to global warming. - 他们顾不上考虑时间或任何其他因素就开始寻找水下洞穴。
Heedless of time or any other consideration, they began to search the underwater cave...
prudent
英 [ˈpruːdnt] 美 [ˈpruːdnt]
谨慎的、慎重的、精明的
- 小心谨慎的人是不会轻易冒险的。
Prudent people are not going to take a leap in the dark - 签合同前先好好看一下，这样做永远都是明智的。
It's always prudent to read a contract carefully before signing it.
wary
英 [ˈweəri] 美 [ˈweri]
（对待人或事物时）小心的，谨慎的，留神的，小心翼翼的
- 她唯恐牵连了她姐姐。
She was wary of implicating her sister. - 他留意地看了她一眼，及时防止了一场灾难。
He gave her a wary look and a disaster was narrowly averted. - 他对那个巧言令色的说谎高手保持高度警惕。
He kept a wary eye on the plausible liar.
延伸阅读：小词详解 | wary
chary
英 [ˈtʃeəri] 美 [ˈtʃeri]
不愿冒风险的、小心谨慎的、谨小慎微的
- 我小心翼翼避免犯太多的愚蠢错误。
I am rather chary of making too many idiotic mistakes. - 选择没有正式注册的旅行社我有点不放心。
I'm a bit chary of using a travel agency that doesn't have official registration.
