这位科学家专注于生物医学工程，致力于研发新型医疗设备。

The scientist specializes in ___bio-medical engineering to develop new medical devices.

她在生物医学实验室研究如何用干细胞治疗心脏病。

She works in a ___bio-medical lab studying how to treat heart disease with stem cells.

她正在攻读生物医学工程学位，希望开发新的医疗设备。

She is studying ___bio-medical engineering to develop new medical devices.