法院需要完整的证据链来论证被告是否存在主观故意。Fǎyuàn xūyào wánzhěng de zhèngjùliàn lái lùnzhèng bèigào shìfǒu cúnzài zhǔguān gùyì.The court needs a complete chain of evidence to demonstrate whether the defendant had subjective intent.
他用几组数据论证了自己的看法。Tā yòng jǐ zǔ shùjù lùnzhèng le zìjǐ de kànfǎ.He used several sets of data to back up his view.
这个计划的可行性还需要进一步论证。Zhège jìhuà de kěxíngxìng hái xūyào jìnyíbù lùnzhèng.The feasibility of this plan still needs further substantiation.