gruelling
adj.
also grueling, "exhausting, punishing," 1891, from late 18c. slang get one's gruel "receive one's punishment," from gruel.
词汇 | gruelling |
词根词缀 | Online Etymology Dictionary gruelling adj. also grueling, "exhausting, punishing," 1891, from late 18c. slang get one's gruel "receive one's punishment," from gruel. |
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