Cutting a year of school would get doctors out into the field faster, saving them a year of expenses.

缩短一年的学习时间可以让医生更快地投入工作，为他们节省一年的开支。

And we calculate that -- I know you like the numbers -- (CA laughs) So we calculate that doing that faster will save the planet 160 gigatons of CO2 equivalent.

我们计算出——我知道你喜欢这些数字——（CA 笑）所以我们计算出，如果做得更快，地球将减少 160 吉吨的二氧化碳当量。