scientist

The environmental scientist collected water samples from the polluted river to test for chemical toxins.

(Chinese) 环境科学家从受污染的河流中采集水样，以检测化学毒素。

A team of scientists at the research university is working on a more efficient way to store solar energy.

(Chinese) 该研究型大学的一组科学家正在研究一种更高效的太阳能存储方式。