vi.表情夸张，表演过火（ham的过去式与过去分词形式）...

The actor hammed up the part dreadfully.演员把剧中的角色演得极端过火.He hammed up his part in the play.他把在剧中担任的角色演过了火.He hammed a nail into he wall.他在墙上钉了一只钉子....

hammed的音标：...