It is well known that a light spot of sub-wavelength will diverge in all directions.

众所周知，一个次波长光斑将向各个方向发散。

youdao

It is well known to all that grain is the treasure of treasures.

众所周知，粮食是宝中之宝（最宝贵的东西）。

youdao

It is well known to all that grain is the treasure of treasures.

众所周知，粮食是宝中之宝（最宝贵的东西）。

youdao