warning sign

常见例句

Another universal warning sign is when fluctuations in the system slow down.
另一个通用的预警信号是，系统中的变动速度慢下来。
By the time [he or she] wakes up, the patient may have been dead for a while, but if you have a warning sign and can alert another person in your house, that can be lifesaving.
等到他或她醒来，病人可能已经死了有一会儿了。但是如果你能发现预警信号并让你屋里的另一个人保持警醒，那才能拯救生命。
First, you have to recognize the number one warning sign: The feeling that you absolutely must get your partner to see it your way.
首先，你必须识别出第一个警告信号：那种绝对、必须让你的伴侣看到你的方式的感觉。

Failing to control for multiple testing is a warning sign that results might be spurious.
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Our warning sign, though, is that we've got to watch those street expectations for earnings.
FORBES
Perhaps the biggest warning sign was the secrecy with which the investment business was conducted.
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