rea‧son‧a‧ble S1 W2 / riz ə nəb ə l / 形容词

1 fair and sensible 反义词 unreasonable :

a reasonable request

Be reasonable – you can’t expect her to do all the work on her own!

I thought it was a perfectly reasonable (= completely reasonable ) question.

it is reasonable to do something

It seems reasonable to assume they’ve been tested.

He had reasonable grounds (= good reasons but no proof ) for believing the law had been broken.

a reasonable explanation/excuse

It sounded like a reasonable enough excuse to me.

2 fairly good, but not especially good 同义词 average :

She has a reasonable chance of doing well in the exam.

3 a reasonable amount is fairly large :

I’ve got a reasonable amount of money saved.

4 reasonable prices are not too high 同义词 fair :

good food at a reasonable price

5 beyond (a) reasonable doubt law if something is proved beyond reasonable doubt, it is shown to be almost certainly true

— reasonableness 名词 [不可数名词]

COLLOCATIONS

副词

perfectly/entirely reasonable ( also eminently reasonable formal ) (= completely reasonable ) The proposal sounds perfectly reasonable.

reasonable enough (= fairly reasonable ) It was a reasonable enough question.

名词

a reasonable explanation/excuse He tried to think of a reasonable excuse.

a reasonable request He had refused to obey a reasonable request from a senior member of staff.

a reasonable question Here is one possible answer to that very reasonable question.

a reasonable assumption It is a reasonable assumption that he pressed the wrong button.

reasonable grounds (= good reasons ) She must show that she had some reasonable grounds for her action.