しきれない

i-adjective

impossible to do; cannot be done

Expresses that something is beyond one's ability or cannot be accomplished; often used when a task or situation is overwhelming.

• この量りょうの仕し事ごとは一人ひとりではしきれない。

  This amount of work is impossible for one person to handle.

• 彼かれの気き持もちは私わたしにはしきれない。

  I cannot fully understand his feelings.