英和和英

a matter of concern

a matter of concern

a matter of overriding concern

be concerned with

a vaguely specified concern

to be related to

deal with

to be concerned

a going concern

a going concern

a going concern

concerned with trivialities

in a manner showing concern

the state of being connected

be relevant to

to associate; attach

to have a relation with someone or something

sororal concern

the state of being associated with something

relation to someone or something

to be involved in a troublesome matter

to have a particular relation to someone or something

involving close contact

the continuity of a relevant thing

to cut the concern

to be related to development

to deal with matters

of things, to link together

The relation is complicated.

mutually related