1.be reluctant to 不情愿
Criminals are very reluctant to leave a paper trail.
罪犯们非常不愿意留下案底
。2.keep a tight rein on 对……严加约束
I will keep a tight rein on expenditure from now on.
从现在开始我要严格控制开支
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1.be reluctant to 不情愿
Criminals are very reluctant to leave a paper trail.
罪犯们非常不愿意留下案底
。2.keep a tight rein on 对……严加约束
I will keep a tight rein on expenditure from now on.
从现在开始我要严格控制开支
。