look after,look up,look for,look at的区别

look after,照看,照顾 同义词有 take careof , care for
look up 向上看, 查找（在词典中查单词）,
look for 寻找 （表过程）,find 找到(表结果)
look at 看... (注视某人或某物)
希望你采纳哟!