to satisfy the bodily urge to urinate or defecate

listen to the pronunciation of to satisfy the bodily urge to urinate or defecate
الإنجليزية - الإنجليزية
answer the call of nature

Unfortunately mountain climbers, like everybody else, need to answer the call of nature, and there are few toilet facilities on mountains.

to satisfy the bodily urge to urinate or defecate
المفضلات