理工类辅导资料：句型分析not less than ...
结构︰not less than 名词
说明︰此句型意为“至少…”。等于“at least <数词> <名词>”。
The audience was not less than five thousand. 听众至少也有五千人。
I’ll stay here not less than three days. 我将待在这里至少三天。
Though they think it takes no more than three days to fulfill the mission， I believe it takes not less than six days. 虽然他们认为完成这任务只需三天，但我却认为至少需要六天。
at best N
结构︰at best 名词
说明︰此句型意为“充其量…；只不过是…”。等于“nothing but ...”。
Don’t expect much of him; he is at best a student. 不要对他期望过高；他只不过是个学生。
She is at best a second-rate singer. 她充其量是个二流歌手。
Don’t scold him too much; he is at best a child. 不要太责骂他；他只不过是个孩子。
much more /much less ...
结构︰much more/much less…
说明︰此句型意为“更不用说…”。“much more ...”等于“let alone ...”或“still more ...”，只用于肯定句；“much less ...”等于“still less ...”，只用于<否定句>。
She can speak English， much more/let alone/still more write it.
她会说英语，更不用说写英文了。
She cannot speak English， much less/still less write it. 她不会说英语，更不用说写英文了。
You have a right to your property， much more to your ideas.
你有处理自己财产的权利，更有支配自己思想的权利。
I enjoy singing， much more listening to music. 我喜欢唱歌，更不用说听音乐了。
She cannot buy daily necessities， much less luxuries.
她连生活必需品都不能买，更不用说奢侈品。职称英语
He can hardly run a mile， much less the marathon. 他连一哩都跑不了，更不用说马拉松了。
That father can’t discipline himself， much less set a good example for his children to follow.
那位父亲不能以身作则，更不用说做孩子的榜样了。