This verse describes three signs of spring.

这节诗描述了春天的3个征兆。

《柯林斯英汉双解大词典》

Three signs that indicate a person is suffering from a panic attack rather than a heart attack.

三种意味着一个人是患有惊恐症而不是心脏病的迹象。

youdao

Fortunately Patrick Lencioni has done much of that work in his book "The Three Signs of a Miserable Job."

幸运地是Patrick Lencioni在《工作不快乐的三个表现》一书中对此做了详细阐述。

youdao

But experts generally advise against using the drug if more than three hours have passed after the first signs of a stroke.

VOA: special.2009.09.22

And that's why, when I put up those three different reactions, and we saw the signs could vary.

这就是为什么，我写出了三个方程，但是能量和熵的符号却不相同。

麻省理工公开课 - 热力学与动力学课程节选

But traditional guidelines say not to use tPA if more than three hours have passed after the first signs of a stroke.

VOA: special.2009.08.12

Ledsinger usually culls less than one hotel for every three he signs up.

FORBES: The Motelier

But researchers who tested 12, 674 appendix and tonsil samples found three showed signs of apparent vCJD, indicating around 3, 800 people could ultimately be affected.

BBC: NEWS | Health | 'vCJD timebomb' fears discounted

There are three big signs that traders will want to focus on that will indicate that AONE is ready to begin an up leg of a sustained nature.

FORBES: Watching AONE For A Bottom