及物动词

1. 使成为必需;需要
If something necessitates an event, action, or situation, it makes it necessary.

1. require as useful, just, or proper

e.g. It takes nerve to do what she did
success usually requires hard work
This job asks a lot of patience and skill
This position demands a lot of personal sacrifice
This dinner calls for a spectacular dessert
This intervention does not postulate a patient's consent

Synonym: askpostulateneedrequiretakeinvolvecall fordemand

2. cause to be a concomitant