只: single; lonely会: compute用功: hardworking; diligent; studi ...不: a block of wood玩耍: play; have fun; amuse onesel ...只会用功不会玩: all work and no play makes jack a dull boy不玩耍: all work and no play makes jack a dull boy只工作不玩耍: all work and no play makes jack a dull boy开车只会用头档: first gear只工作不玩耍，聪明孩子也变傻。: all work and no play makes jack a dull boy玩耍: play; have fun; amuse oneself 在院子里玩耍 play inside the yard; 孩子们在空气新鲜的地方玩耍对他们的健康有益。 it's healthy for children to play in the fresh air用功: hardworking; diligent; studious 用功读书 be studious; study diligently; be diligent in one's studies多会用: wake up and smell the coffee他不玩纸牌: he did not play cards; he said he had no head for them玩耍，嬉戏: disport玩耍的: pet 1与……玩耍: play with在玩耍: at play功不恕过: no merit can wipe out one's faults功不唐捐: all efforts are not made for nothing无功不受禄: no gains without pains有功不赏: leave meritorious service unrewarded有功不倨: disclaim all achievements非下苦功不可: must work even harder从事，用功: work at
