The governments around the world are expressing interest in this new emerging field.

各国政府都对这一新领域表现出兴趣。

哈佛公开课 - 幸福课课程节选

When they make milk they have signals for turning on the betagalactoglobulin promoter and expressing the gene of interest.

泌乳的时候,β-乳球蛋白启动子受信号调控而开启,目的基因得以表达

耶鲁公开课 - 生物医学工程探索课程节选