2 sentences

1. 冷血动物没有恒定的体温。

   lěng​xuè​dòng​wù méi​yǒu héng​dìng de tǐ​wēn.

   Cold-blooded animals do not maintain a constant body temperature.

   Source: CCMatrix

2. 没有原子，就不可能有恒星。

   méi​yǒu yuán​zǐ, jiù bù​kě​néng yǒu héng​xīng.

   Without atoms, there could be no stars.

   Source: CCMatrix