Lethen.遗忘河；忘却；遗忘letv.让；允许；(用于祈使句表建议、请求、命令)让；假设；出租n.出租；阻碍；(网球等)触网重发Let Subordinates Know Your Importance让下属感到自已重要Let's Learn French Picture Dictionaryadj.左对齐的Let's end the wasteful competition.左右LET lower atmospheric ozone pollution低层大气臭氧污染Let's let the Alan-bashing begin.左下腿Let's not indulge in recrimination.左半轴Leter International Performance Scale雷特国际操作量表Lethocerus columbiae iridescent virus负子蝽虹彩病毒Let's have introductions all round.左循环Let's share the money fifty-fifty.左运算