1 in contrast to; different from 与…相反;与…不同:
She's unlike anyone else I've ever met.她和我以前所认识的人都不同。He's extremely ambitious, unlike me.他极有野心,跟我截然不同。This is an exciting place to live, unlike my home town.这个地方生活丰富多彩,和我家乡不同。
2 not typical of; unusual for 无…的特点;少见:
It's unlike him to be so rude -- he's usually very polite.他向来礼貌周到,这样粗野可不像他。