n a scientist who devotes himself to doing research
n. 研究人员
1. The researcher published a new paper on climate change.
这位研究人员发表了一篇关于气候变化的新论文。
2. Many researchers are studying the effects of sleep on health.
许多研究人员正在研究睡眠对健康的影响。
3. She wants to become a researcher in the field of medicine.
她想成为医学领域的研究人员。