适用的近义词、同义词

avail oneself to; "apply a principle"; "practice a religion"; "use care when going down the stairs"; "use your common sense"; "practice non-violent resistance"

be valid, applicable, or true; "This theory still holds"

be applicable to; as to an analysis; "This theory lends itself well to our new data"

be pertinent or relevant or applicable; "The same laws apply to you!"; "This theory holds for all irrational numbers"; "The same rules go for everyone"