god knows how

• 非正式表达，用于强调某事未知、不确定或无法理解，常暗示只有上天或神灵才知道答案。

An informal expression used to emphasize that something is unknown, uncertain, or beyond comprehension, often implying that only a higher power could know the answer.

1. Expression of uncertaintyB2informal

   Used to emphasize that one does not know something, often implying it is complicated or mysterious.

   天知道怎么

   • God knows how he managed to finish the project on time.
   • She got lost in the city, and god knows how she found her way back.
   • God knows how they survived that terrible storm.

2. Emphasizing a large amount or degreeB2informal

   Used to emphasize that something is very large, difficult, or extreme.

   天知道有多少

   • God knows how many times I've told him to clean his room.
   • He spent god knows how much money on that car.
   • God knows how long we waited for the bus.