2 sentences

1. 神舟号是中国研制的载人飞船。

   Shén​zhōu​hào shì Zhōng​guó yán​zhì de zài rén fēi​chuán.

   Shenzhou is a manned spacecraft developed by China.

   Source: Dong Chinese Dictionary

2. 科学家们成功研制出了一种新型疫苗。

   kē​xué​jiā men chéng​gōng yán​zhì chū le yī zhǒng xīn​xíng yì​miáo.

   Scientists have successfully developed a new type of vaccine.

   Source: Dong Chinese Dictionary