一经 (yī jīng)

Basic Explanation

"一经" is a Chinese phrase that means "once" or "once (something) happens." It is used to indicate that something has happened or will happen once a certain condition is met.

Usage

"一经" is often used in conjunction with verbs to indicate a conditional action or event. Here are some examples of its usage:

• Example:

  一经下雨，他就不出门了。
  (Yī jīng xiàyǔ, tā jiù bù chūmén le.)
  - Once it rains, he won't go out.

• Example:

  一经说出口，就难以收回。
  (Yī jīng shuō chūkǒu, jiù nányǐ shōuhuí.)
  - Once it's said, it's hard to take back.

Examples

Here are some example sentences with "一经" to illustrate its usage:

• 一经得到许可，我们就可以开始工作了。
  (Yī jīng dédào xǔkě, wǒmen jiù kěyǐ kāishǐ gōngzuò le.)
  - Once we get permission, we can start working.
• 一经发生事故，立即报警。
  (Yī jīng fāshēng shìgù, lìjí bàojǐng.)
  - Once an accident happens, report it immediately.