The essence of negative sentence pattern to express affirmative proposition is to link two negative forms together for a positive sense.
汉语表达肯定命题的否定句式的实质是连用两次否定形式并表达一个肯定意义。
How to undersdand the existence of universal proposition s subject;
怎样认识全称命题主项存在问题
In fact,it is possible to exert conversion on O-proposition in conversion by contraposition inference which takes the premise by the universal proposition.
本文通过欧拉图我们可以证明以全称命题为前提的换质位法推理中O命题是能够换位的。
"All men are mortal" is an affirmative proposition.
“人总是要死的”，是一个肯定命题。
The essence of negative sentence pattern to express affirmative proposition is to link two negative forms together for a positive sense.
汉语表达肯定命题的否定句式的实质是连用两次否定形式并表达一个肯定意义。
It show us how the human could be from the negation of fact with essence go to the affirmation of value with existence.
它昭示了人如何从萨特哲学对本质所界定的事实性否定命题通向对存在所设想的价值性肯定命题。
The positive or negative character of a proposition.
命题的性质命题的肯定或否定的性质
It must be the gearshift lever.
肯定是变速杆有问题。
If you can get assigned to a problem spot for your organization and fix it that will certainly serve notice that you’re an up-and-comer.
如果奉命处理组织某个问题点，并能彻底解决问题，肯定会让你展露头角，摇身而成新起之秀，
Why, he'd kill us some time or other, just as dead sure as we're a laying here."
他迟早会要我们的命，这一点肯定无疑。”
There are not many counter-revolutionaries left, a fact that must be affirmed.
反革命不多了，这一点要肯定。
The Cambodian issue is very definitely a side issue.
柬埔寨问题肯定只是一个枝节问题。
doomed to unhappiness; fated to be the scene of Kennedy's assassination.
命中注定不快乐；注定出现在肯尼迪的暗杀现
If he goes on driving like that, as sure as eggs is eggs he'll end up in hospital.
如果他还是那样开车，他肯定总有一天会送命的。
Reaffirming the existence of that special being he had talked about.
再次肯定他所说的那特殊的生命的存在。
ratify(a treaty,appointment,etc);make definite or establish more firmly(power,a position,etc)
批准（条约、任命等）;肯定,巩固或加强（权力、地位等）
that it is almost certain that there is no life there.
因此几乎可以肯定地说金星上没有生命的存在。
The former owner must have been executed by revolution committee.
原刀主肯定已经被革命委员会就地正法了。
On the other hand, it must also be affirmed that there are still counter-revolutionaries and that the work of eliminating them is not yet finished.
同时也要肯定，还有反革命，肃反工作没有完。
It is safe to say that the revolution is only in its infancy.
可以肯定地说这场革命还处于它的幼年时期。
Second, it should be affirmed that counter-revolutionaries still exist, although their number has greatly diminished.
第二点，应当肯定，还有反革命，但是已经大为减少。