ensure

ensure
[ɪnˈʃɔː, -ˈʃʊə, ɛn-]
verb
  1. [with obj.]make certain that (something) will occur or be the case
    保证,担保
    [with clause]the client must ensure that accurate records are kept.
    客户必须确保有准确的记录。
    ■make certain of obtaining or providing (something)
    保证得到,保证给予
    [with two objs]she would ensure him a place in society.
    她会保证他有社会地位。
    ■[no obj.](ensure against)make sure that (a problem) does not occur
    保证不会发生(问题)
语源
  1. late Middle English (in the senses 'convince' and 'make safe'): from Anglo-Norman French enseurer. alteration of Old French aseurer, earlier form of assurer (see assure). Compare with insure
用法
  1. On the difference between ensure and insure, see usage at insure
英语宝典
考试词汇表