What are the eight-character idioms?

One man keeps the pass, but ten thousand people can't cross it-(referring to the pass) it is a strategic place and difficult to enter.

Always respect your teacher as you respect your father.

A leaf blinds the eyes of Mount Tai (Mount Tai)-trivial things cover up your views on important things.

One person tells a false story, and 10 thousand people take it as a fact; One person started a boring story, which became a fact in the mouths of 10 thousand people; Gossip spread by one person seems to be true when it is spread by many people.

A word spoken is past recalling.

A wave of unrest, a wave of trouble followed.

One man keeps the pass, but ten thousand people can't cross it-(referring to the pass) it is a strategic place and difficult to enter.

[unfinished]

It means that the mountain is high and dangerous. If one person guards the pass, 10,000 people can't get in. Describe the terrain as very dangerous.

2. Once a teacher, always a father.

[y rìwéI shì，zhng shn wéI fü]

It means that even a teacher who has only taught himself for one day will be a father all his life. Respect the teacher like a father.

You can't see Mount Tai for one leaf.

[yèzhàng mú，b Jian tàI shān]

Cover: cover. A leaf blocked my eyes, and I couldn't even see the tall Mount Tai ahead. Metaphor is confused by local phenomena and can't see the whole or the whole.

4. One person spreads the truth, and ten thousand people spread it.

[yérén Chuán xá，wán rén Chuán shí]

X: Not exactly. It refers to something made out of nothing. Many people believe things that didn't exist.

5. A promise is a promise, a promise is a promise.

[yán jìch，sìmánán Zhu]

In a word, even four horse-drawn cars are hard to catch up with. When you say something, you can't take it back. You must keep your promise.

6. after a wave of unrest, another wave rises.

[y b wèI píng，y b yòu qǐ]

One wave has not yet calmed down, and another wave has started again. Metaphorically, things have many twists and turns, one problem has not been solved, and another problem has happened again.