Back and forth
In the past, the Chinese idiom, Pinyin is w ǎ ngji ǎ NL á Ili á n, which means that it is difficult to communicate; it is difficult to advance and retreat. It comes from Jian of Zhouyi and shenglv of Wenxindiaolong.
Idiom explanation
It's hard to get in and out.
The origin of Idioms
Jian in the book of changes: "June 4th: past and future." In Wenxindiaolong · shenglv: "the two tones separate the words and make every mistake, and the overlapping rhymes and miscellaneous sentences will make the eyes full; the deep sound will sound and break, the flying sound will not return, and the windlass will communicate with each other. When the scale is reversed, the meeting will come back and forth. It is a disease, and it is also the food of the literati.
Idiom usage
To act as a predicate or attributive
Back and forth
strike where or when the enemy is unprepared - gōng qí wú bèi
the younger generation will surpass the older - hòu shēng kě wèi
make a laughing stock of oneself before experts - jiàn xiào dà fāng
able only to see the little patch of sky above - jǐng dǐ zhī wā
look coldly from the sidelines at - lěng yǎn páng guān