The length of the workday, for many workers, is defined by time.

对于许多工作者来说，工作日的长短是由时间来定义的。

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Success was once defined as being able to stay at a company for a long time and move up the corporate ladder.

成功曾经被定义为能够在一家公司待很长一段时间，并在公司中步步高升。

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The Affordable Care Act, also known as Obamacare, requires companies with more than 50 full-time employees (defined as working more than 30 hours a week) to provide health insurance that meets standards set by the Department of Health and Human Services.

CNN: Fact Check: Rubio says Obamacare needs a check up

This caused a noticeable (and duly noticed) one-off jump in the fraction of jobs defined as part-time (see chart).

ECONOMIST: No part-time job explosion

Once women began to work, typically part-time, and once employees began to switch jobs, defined-benefit schemes became inequitable.

ECONOMIST: Pensions: How's your pension doing? | The