Only at middle age do you get presented the check for this exhaustion of your system.

只有到了中年的时候，你才会去检查你的身体系统的消耗状况。

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By graduation from middle school or Bar Mitzvah age children should be able to make their own list, write and address each note, stamp and mail it, and check off the list.

中学毕业或成年的孩子应该能列出自己感谢信对象的单子，写下内容和地址，贴上邮票并寄出去，然后检查寄信情况。

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Look at the middle of the program, or near it, for an intermediate value you can check.

看程序中间位置，或者靠近中间位置的，检查一些中间值。

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According to a recent survey, 54% of American smartphone owners check their phones in bed -- sometimes in the middle of the night.

CNN: Smartphones let work win out

If you need daily check-ins you can set regular meetings times in the middle of the day that will accommodate both types of workers.

FORBES: 5 Reasons to Love Working From Home

From international money transfer to bill-pay to check cashing and prepaid, Walmart has been a pioneer of financial services for the emerging middle class.

FORBES: Bluebird vs Greendot. Prepaid wins.