This time the display flashed a red warning signal.

【display】这次显示器上闪烁着红色的报警信号。

Indeed, the National Weather Service issued rarely used extreme red flag warnings, signaling severe fire danger over wide stretches of the state.

没错。国家气象局发布了很少使用的红旗警告，该警告仅在极端情况下使用——表明该州在很大范围内有很严重的火灾危险。

Businesses that try to weasel their way to a higher rating (paying off grumpy clients, for instance) have their Yelp pages branded with a red warning.

为了得到更高评分而搞小动作的商家（如收买打算抱怨的顾客），他们的Yelp页面都被打上了红色的警告字样。

Starting soon, some bottles of the pain reliever Tylenol that are sold in the US will carry red warning labels, alerting users potentially fatal risk from taking too much of the drug.

已经开始不久, 在美国销售的泰诺止痛药的一些瓶子将贴上红色警告标签, 提醒用户摄取太多的药物可能造成的致命危险。

But we're just racing ahead of a North African weather system, which is sweeping north, and which is going to send temperatures in Britain this week to a record-breaking 104 degrees Fahrenheit, which is a red warning.

但我们只是跑在了北非天气系统的前面，该天气系统正在向北移动，将使英国本周的气温达到破纪录的华氏104度，这是一个红色警报。