降低調子,使柔和,緩和
tone down v 1: deaden (a sound or noise), especially by wrapping [syn: {muffle}, {mute}, {dull}, {damp}, {dampen}] 2: make less strong or intense; soften; "Tone down that aggressive letter"; "The author finally tamed some of his potentially offensive statements" [syn: {moderate}, {tame}]