Experts say the birds usually have flown to southern California or Mexico by this time of year.

VOA: special.2010.03.02

This is the present value of $1 in one time period, which I'm taking to be a year.

这就是一美元在一段时期内的现值,我只是将一美元持有一年

耶鲁公开课 - 金融市场课程节选

Given we are living in Princeton, especially this time of a year, when in the fall.

比如我们住在普林斯顿，尤其是在每年的秋天，就像现在。

普林斯顿公开课 - 人性课程节选

"What!" he said, "A cask of Amontillado at this time of year.

VOA: special.2009.02.07

So this is perhaps a site that some of you have spent way too much time on last year, if not in the past week or so, com this is isawyouharvard.com.

很多同学去年的时候,在这个网站上花费了很多时间，可能上周还玩了，这个网站的网址是isawyouharvard。

哈佛公开课 - 计算机科学课程节选

There are also non-Christian holy days around this time of year.

VOA: special.2011.04.22

Furlong used the word "bizarre" to describe the weather on Cypress Mountain for this time of year, and added that safety comes first.

VOA: standard.2010.02.16

Store manager Vikram Santilal says buying gold bars or coins is traditional at this time of year.

VOA: standard.2009.10.17

It's hard not to get caught up in this funny story. John Bevis tells a lot of tales this time of year when life slows down.

VOA: standard.2009.12.11

"This year a lot of stores are trying to reduce prices to help bring customers in during this time of recession.

VOA: special.2009.12.21

The World Food Program said last week that the number of hungry people will pass one billion this year for the first time in history.

VOA: special.2009.09.22

This latest incident comes at a time when Afghanistan is witnessing its worst violence of the eight-year-long war following the ouster of the Taliban from power in 2001.

VOA: standard.2009.09.12

This is the time of year when we see usually an effort by the insurgents to knock us of course and to try and attack the coalition and indeed the government of Afghanistan.

VOA: standard.2010.05.19