Find out the idioms that start and end.

Up and down, up and down, hands up and down

First, ups and downs

Interpretation: describe the rapid change of ups and downs: market price ~. This novel has no plot.

Source: Lao She's Four Generations under One roof: "Her joys and sorrows are ups and downs, and the whole thing is ups and downs."

Second, one by one

Interpretation: One after another.

Source: Mao Zedong's "Strategic Issues in the Revolutionary War in China": "When you are big, you shrink, and when you are young, it is common, and it happens one after another."

Third, start with the knife and fall [shǒu qǐdāo Lu]

Interpretation: When the hand is lifted, the knife falls. Describe the rapidity of using a knife.

Source: Ming Luo Guan Zhong's Romance of the Three Kingdoms, the seventieth time: When Xiahou De set out to put out the fire, Yan Yan, a veteran, took the knife and fell down, beheading Xiahou De.

Extended data one after another. Synonyms: one after another.

one by one

Interpretation: Some people say that this is one thing after another, and this is another. Up and down here means constant ups and downs.

Source: Lu Xun's "Before the Grave: On Feuerbach's Ease": "Because of political instability; It's really like a wheel. "

Example: Cheerful songs come and go, and everyone is singing and having a good time.