You must promise not to mention.

Not to mention it has a better effect than raptor strike.

更不用说它可以给猛禽打击提高效率.

He teaches me to obey all command and not to mention any problem.

他教我听从一切命令而不提任何问题.

They have three dogs to look after, not to mention the cat and the bird.

他们有三只狗要照顾, 更别提那只猫和鸟了.

Not to mention the physical effects of neural or endocrine overload.

更不用说神经和内分沁超负荷对身体的影响了.

He sounded impolite, not to say rude.

他的话听来很不礼貌, 简直可以说粗鲁.

That is, of course, not to say that the blame rests solely on the student.

这当然不是说责任全在那个学生身上.

John was careful not to say anything about this to her.

约翰小心翼翼,避免向她提及此事.

He made up his mind not to say a word.

他打定主意一句话也不说.

It is rather cool, not to say cold.

虽不能说冷,也算相当凉了.

This required a sharp eye, foresight and forceful , not to say ruthless, methods.

这需要眼光,手段, 小心,泼辣, 好不至都放了鹰.

It made my position complicated, not to say ludicrous.

使我的处境变得非常复杂, 且不说滑稽可笑了.

I am not free on Sundays, not to speak of Mondays.

我星期天都没空, 更不用说星期一了.

He knows French, not to speak of English.

他懂法语, 更不用说英语了.

The miser won't even lend you one dollar, not to speak of US $ 1 , 000.

那个吝啬鬼连一美元都不会借给你, 更不用说是一千美元了.

He cannot afford the ordinary comforts of life, not to speak of luxuries.

他连日常生活的舒适都负担不起,哪里还谈得上奢侈.

He can't even afford a secondhand cell phone, not to speak of a brand-new one.

他甚至买不起一支二手的手机, 更不用说一支全新的.

He can't afford the ordinary comforts of life, not to speak of Luxuries.

他连日常生活的舒服都负担不起, 那里还谈得上奢侈.

Stannis had commanded Jon not to speak of that one either.

史坦尼斯同样命令了琼恩不要谈论那封信.

She can speak German and French, not to speak of English.

她能说德语和法语, 更不用说英语了.

Board money wouldn't cover the actual cost, not to speak of the work, anxiety and bother.

食宿费用怎抵得了实际的开销, 至于操劳, 焦虑,和烦扰,更不用说了.