珍惜:cherish/treasure
把握:seize
回忆:recall/recollect/reminisce
怀旧:nostalgia
纪念:in memory of/commemorate
虚度:waste/loiter/squander/idle away
流逝:time flies/ wear away
延迟:delay/procrastinate
转瞬即逝:in a blink of an eye
千载难逢:once in a blue moon
以上就是新航道托福频道为大家整理的托福词汇分类之时光流逝，希望对大家有帮助，更多资讯、资料请访问新航道托福词汇频道 http://www.xhd.cn/toefl/cihui/
