ADJ-GRADED [usually ADJ n]繁重费力的；艰难的 A punishing schedule, activity, or experience requires a lot of physical effort and makes you very tired or weak. 繁重费力的；艰难的
He claimed his punishing work schedule had made him resort to taking the drug.
他声称繁重的工作安排使他不得不依靠服药来维持精力。
Besides diets, he devised punishing exercise routines.