cran·ny
noun/ˈkræni/
/ˈkræni/
(plural crannies)
Idioms - a very small hole or opening, especially in a wall
（尤指墙上的）小孔，缝隙，裂缝 Word Originlate Middle English: from Old French crane ‘notched’, from cran, from popular Latin crena ‘notch’.
Idioms
every nook and cranny
(also Indian English every nook and corner)
- (informal) every part of a place; every aspect of a situation
到处；各个方面 - The wind blew into every nook and cranny.
风吹进每一个角落和缝隙。 - She always explored every nook and cranny of a business deal.
她总是探索商业交易的每一个角落。
- The wind blew into every nook and cranny.