English Dictionary

tough nut to crack

noun

(idiomatic) A problem that is challenging to solve. / (idiomatic, by extension) A situation, person, group, etc. which is difficult to deal with.

He is a tough nut to crack.

意味（1）

(idiomatic) A problem that is challenging to solve.

意味（2）

(idiomatic, by extension) A situation, person, group, etc. which is difficult to deal with.

意味（3）

(idiomatic) A place, opportunity, etc. to which it is difficult to gain entry.

意味（4）

An amount that is difficult to finance.