It was caused by a blackout (断电). 1 The traffic lights on the streets also stopped working. Blackouts can happen at any time. It’s important to be prepared for a blackout. Here are a few tips for you. Keep a flashlight in every room of your home. 2 However, if a blackout...
New research indicates 17-19 hours without sleep is the equivalent (or worse) than having a blood alcohol concentration (BAC) level of 0.05%. After a few more hours without sleep, and performance reached levels equivalent to a BAC of 0.1 percent. “Think about that,” she says. “If you...