How big is your program, like how many people are actually there?

你们的项目有多大？比方说你们实际上有多少人？

和话剧专业的朋友 - SpeakingMax英语口语达人

Because nutrition is going to be one of the big problems of your generation; how to have enough nutritious food for the population as it grows.

因为营养,对你们这一代人是个大问题,怎样才能确保食物的质和量,能够满足日益增长人口的需求

耶鲁公开课 - 生物医学工程探索课程节选