There's a famous Chinese proverb goes, "A year's plan starts with spring", people need to spring into action if they want important things to be done in time（及时）. After all, we will not be young forever. Maybe it's also high time that we did a spring clean to have a fresh start.
Speaking of action, let's learn some useful expressions related to spring. （与春天有关的几个英文短语）
敲黑板： spring into action 付诸行动
To begin doing something or become active suddenly and very quickly.
e.g Firefighters（消防员） need to be able to spring intoaction at a moment's notice. If any movement is detected once this sensor（传感器） is activated（被激活）, the building's security measures will spring into action（立刻采取行动）.
敲黑板：A spring in one's step 步伐轻快
spring作名词用时有两个含义，一个是“春天”，另一个是“弹簧”。A spring in one's step字面意思是“脚步里有弹簧”，但实际意思是“因为心情好而令人脚步更加自信，更有朝气”。（戳下面视频学习此短语）
敲黑板: No spring chicken 不再年轻
slang Not youthful. A "spring chicken" is in fact a young chicken.
e.g. I'm no spring chicken, so I can't stay out till 2 AM drinking and dancing anymore.
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You're no spring chicken.
敲黑板： spring clean 大扫除
"Spring clean" means to clean (a place) thoroughly（彻底地） in the spring. It can also be used as a verb.
e.g. It's time to spring-clean the house and air out the place.
