Putting a single negation in front of it will evaluate to true, thus a double negation will evaluate to false.
如果在它前面放上一个单否定，就会被求值为真，因此放上一个双否定将被求值为假。
2
Chinese people use the character "bei" prior to a verb to show a passive voice, and it was used by netizens to show the helplessness in front of false conclusions and fake media reports.
汉语中，动词前加上“被”字表示被动语气。而网民们用“被”字来表示对虚假结论以及伪造新闻的无可奈何。
3
That is to say, the trousers were decorated with the addition of a false dhoti-fold in front and behind.