问题一经发现就立即处理。
Once a problem is found, deal with it immediately.
一经
as soon as; once (an action has been completed)
Watch it being written
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
一
经
Nice writing!
Build with these blocks
Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
一
See it in sentences
合同一经签订即生效。
The contract takes effect once signed.