A geodesic dome that size would make it possible to have complete control over the environment inside it.

VOA: special.2010.05.30

As youngsters come along, they need a period of adjustation while their control in the environment grows up.

如果是青少年，他们会需要一段适应期,以逐渐掌控所处的环境。

麻省理工公开课 - 媒体、教育、市场课程节选

It's the teacher's responsibility to gain control of the classroom environment

能够控制教学环境的秩序是老师的责任，

反对体罚 - SpeakingMax英语口语达人