long for的意思是渴望。
例句：1、Senior citizens long for a more predictable and secure future.老年人渴望有一个更稳定、更可预见的未来。
2、Eleanor was annoyed at having had to wait so long for him 埃莉诺为不。
long for 渴望 (动词词组)例如：I long for the day when my dream can come true.我渴望有一天能够梦想成真。
I long for a trip to the Cape of good hope.我渴望到好望角去旅行。
字面意思相同，时间意义不同，前者指当前，一贯，后者指过去。
long to和long for的区别：意思不同、用法不同、侧重点不同 一、意思不同 1.long to意思：渴望 2.long for意思：渴望；羡慕 二、用法不同 1.long to用法：在句中可作定语,也可作表语。
例句：I long to alleviate 。
long to +v后面要跟上动词原形We are longing to see you.我们极想见到你.long for + sb/sthHe longed for his mother他非常想念他母亲She is longing for home.她渴望回家.还有一种是：long for sb to-vI long 。