[VERB 动词]使成为必需;需要 If something necessitates an event, action, or situation, it makes it necessary.
[V n/-ing]
[FORMAL 正式]
A prolonged drought had necessitated the introduction of water rationing...
由于持续干旱,用水需要实行配给了。
Frank was carrying out fuel-system tests which necessitated turning the booster pumps off.
弗兰克在做燃料系统测试,这一测试需要关掉升压泵。
Oxford
ne·ces·si·tate/nəˈsesɪteɪt; NAmEnəˈsesɪteɪt/verb( formal) to make sth necessary 使成为必要necessitatesth ◆Recent financial scandals have necessitated changes in parliamentary procedures.最近的金融丑闻使得议会程序必须改革。necessitatedoing sth ◆Increased traffic necessitated widening the road.交通量增大,这就需要拓宽道路。necessitatesb/sth doing sth ◆His new job necessitated him/his getting up at six.新工作使他不得不六点钟起床。necessitatenecessitatesnecessitatednecessitatingne·ces·si·tate/nəˈsesɪteɪt; NAmEnəˈsesɪteɪt/
to make it necessary for you to do something: Lack of money necessitated a change of plan.necessitate doing something This would necessitate interviewing all the staff.