词典释义：
更别提; 更不用说; 更不必说
There isn't enough room for us, let alone any guests.
连我们都没有足够的空间，更不用说客人了。
Her income was barely enough to maintain one child, let alone three.
她的收入养活一个孩子几乎都不够，更不用说三个了。
It is incredible that the 12-year-old managed to even reach the pedals, let alone drive the car.
这个12岁的小孩能够得着踏板都令人难以置信，更不用说开汽车了。
He can't ride a bicycle, let alone a motorbike.
他不会骑自行车，更别说摩托车了。
She can't ride a bicycle, let alone drive a car.
她连自行车都不会骑，更别说开小汽车了。
used to indicate that something is far less likely, possible, or suitable than something else already mentioned
［表示某事比刚提到的更不可能或更不恰当］更别提
他连带领保龄球队的本事都没有，更别提领导一个国家了。
I can't shoot anybody point blank, let alone my friend.
我不能就这么对人开枪，何况是我的朋友。
《X-Men: First Class》《X战警：第一战》
No other company is in the business of hiring female clerks. Let alone ship's captains.
这一行再没有别的公司会雇佣女性文员了，更别说是女船长了。
《Alice Through the Looking Glass》《爱丽丝梦游仙境2：镜中奇遇记》
That psychic had food all down her blouse. She couldn't predict her mouth opening, let alone your life.
那个灵媒衣服上沾了一堆食物，她连自己何时张嘴都预测不到，更别说你的人生了。
《2 Broke Girls Season 5》《破产姐妹 第五季》
How was I supposed to know we'd end up being friends after college, let alone you would be living with my sister?
我怎么知道我们毕业后还是好朋友，而且你会跟我妹同居。
《Friends Season 6》《老友记 第六季》
And when it does, there will be no one left to remember Cleopatra or Muhammad Ali or Mozart, let alone any of us.
当那天来临，没有谁能活着去纪念克莱奥帕特拉 穆罕默德·阿里或是莫扎特，更别说我们了。
《The Fault in Our Stars》《星运里的错》
