Last week was bracketed by two events that could make 2007 a turning point in the effort to control global warming.

上周，两个事件的发生，使得2007 成为人类对于全球变暖的控制作出努力的转折点。

youdao

At every point of time your mortgage balance is equal to your mortgage payment times that square bracketed thing, where t is the amount of time you have left.

在每个时间点的抵押贷款余额，都等于每月偿还额乘以，方括号内的值，T是剩余年份数。

youdao

At every point of time your mortgage balance is equal to your mortgage payment times that square bracketed thing, where T is the amount of time you have left.

在每个时间点的抵押贷款余额,都等于每月偿还额乘以,方括号内的值,T是剩余年份数

耶鲁公开课 - 金融市场课程节选