英和和英

a prerequisite

a necessary condition

to be necessary

a condition that is a prerequisite

urgent necessity

to suit the exigency

of something, to be needed

do the necessary

necessary condition for approval

immediate needs

to be pressed by necessity

urgently needed

to meet the need―fill a need―minister to one's needs

to meet a need―meet a want

to meet a need

in case of necessity

state of making necessary arrangements beforehand

by necessity

necessity

according to the need

the degree of necessity

clamant needs

require as a necessary antecedent or precondition

something that is required in advance

a mandatory clause

to a vital degree

stipulatory obligations

have need of

to be provided with necessities

be surplus to requirements