科学家正在做一个新的试验来验证这个理论。

Kēxuéjiā zhèngzài zuò yí ge xīn de shìyàn lái yànzhèng zhè ge lǐlùn.

Scientists are conducting a new experiment to verify this theory.

这个药已经通过动物试验，接下来要进行临床试验。

Zhège yào yǐjīng tōngguò dòngwù shìyàn, jiēxiàlái yào jìnxíng línchuáng shìyàn.

This medicine has already passed animal testing and will next enter clinical trials.

为保证数据准确，我们重复做了三次试验。

Wèi bǎozhèng shùjù zhǔnquè, wǒmen chóngfù zuò le sān cì shìyàn.

To ensure the data is accurate, we repeated the experiment three times.