1、The villain in the story had a malaceous plan to take over the world.
这个故事中的恶棍有一个邪恶的计划来控制世界。
2、Her malaceous actions caused harm to innocent people.
她邪恶的行动给无辜的人们带来了伤害。
3、The comedian's jokes had a malaceous undertone that made some people uncomfortable.
那个喜剧演员的笑话中有一种不正当的暗示，使得有些人感到不舒服。