(1)three times as great or many; "a claim for treble (or triple) damages"; "a threefold increase"
(2)3倍大きい、または多い
(1)a claim for treble (or triple) damages
(2)3倍の（または3重の）損害に対するクレーム
(3)a threefold increase
(4)三倍の増加