然る

(1)definite but not specified or identified; "set aside a certain sum each week"; "to a certain degree"; "certain breeds do not make good pets"; "certain members have not paid their dues"; "a certain popular teacher"; "a certain Mrs. Jones"

(2)明確だが、指定されていないあるいは特定されていない

(3)indefinite in time or position; "he will come one day"; "one place or another"

(4)時間または位置で明確でない

(1)