手に余る

be too much to handle

→ 手
phrase Rare #38,313
be too much to handle An idiomatic expression used when something exceeds one's ability, capacity, or control. Often translated as “be beyond one's control” or “be more than one can handle.”
JA: この問題は私たちの手に余る。
EN: This problem is more than we can handle.

我々の手に余るような即座に始末しろ

If it proves too much for us to handle, eliminate it immediately.

— AKIRA (1988)

それは私の手に余る

That's beyond my capabilities.

この仕事は私の手に余る

This job is beyond my abilities.

彼女は手に余ることをしようとして笑われた

She was laughed at for trying to bite off more than she could chew.