研制

科学家们正在研制新的疫苗。

Kēxuéjiāmen zhèngzài yánzhì xīn de yìmiáo.

The scientists are developing a new vaccine.

这种药物是由我们公司研制的。

Zhè zhǒng yàowù shì yóu wǒmen gōngsī yánzhì de.

This medication was developed by our company.

经过多年努力，他们成功研制出了新型发动机。

Jīngguò duō nián nǔlì, tāmen chénggōng yánzhì chū le xīnxíng fādòngjī.

After years of effort, they successfully developed a new type of engine.