faint-hearted

英 [ˌfeɪnt ˈhɑːtɪd]

美 [ˌfeɪnt ˈhɑːrtɪd]

adj. 胆怯的; 怯懦的

牛津词典

adj.

ADJ-GRADED 胆怯的;畏怯的
If you describe someone or their behaviour asfaint-hearted, you mean that they are not very confident and do not take strong action because they are afraid of failing.
1. This is no time to be faint-hearted...
  现在不是怯懦的时候。
2. The voters may be ready to punish the politicians who devised a faint-hearted solidarity pact.
  选民们也许已经作好准备，去惩罚那些制订了懦弱的团结协定的政客。
PHRASE 不适于怯懦的人
If you say that something isnot for the faint-hearted, you mean that it is an extreme or very unusual example of its kind, and is not suitable for people who like only safe and familiar things.
1. It's a film about a serial killer and not for the faint-hearted.
  这部电影是讲一个连环杀手的，不适合胆小的人看。

adj

lacking conviction or boldness or courage
1. faint heart ne'er won fair lady
Synonym:faintfaintheartedtimid

He was well-intentioned, but faint-hearted.
他用心良好却生性怯懦。
The faint-hearted lion ran away.
那只胆小的的狮子逃跑了。
The voters may be ready to punish the politicians who devised a faint-hearted solidarity pact.
选民们也许已经作好准备，去惩罚那些制订了懦弱的团结协定的政客。
This is no time to be faint-hearted
现在不是怯懦的时候。
It's a film about a serial killer and not for the faint-hearted.
这部电影是讲一个连环杀手的，不适合胆小的人看。
And only a year and a bit since the more faint-hearted stocked their cellars with bottled water and canned food lest the financial crash presage a descent into anarchy.
而胆小一些的人开始在地窖里储备瓶装水和罐头食品，生怕金融危机会导致这个世界陷入混乱状态，也就是这一年多点儿的事情。
Traffic was chaotic and road crossing was risky and not for the faint-hearted.
此外，交通非常混乱，对胆子小的人来说，过马路是件危险的事情。
He lashed his faint-hearted men with his tongue.
他斥责他怯懦的部下。
It's not for the faint-hearted and hopefully won't bear out.
这不是为微弱的心，并希望能在不忍心。
So I am not the only one to be faint-hearted in the regard.
可见怕回信的人，原不止我一个。