Peter might look a bit fierce, but actually he's fairly harmless. 彼得看上去可能有点凶,可他是不会伤人的。
There were those who found the joke offensive, but Johnson insisted it was just a bit of harmless fun. 有人觉得这个玩笑有些讨厌,可约翰逊却坚持认为这只是个无伤大雅的玩笑。
Opposites: damagingdetrimental harmfulprejudicial