接待: to receive (a visitor), to admit (allow sb to enter)...
阴谋: plot, conspiracy...
大爷: (coll.) father's older brother, uncle, term of respect for older man...
代: to substitute, to act on behalf of others, to replace, generation, dynasty, age, period, (historical) era, (geological) eon...
打牌: to play mahjong or cards...
何时: when...
暖: warm; genial; warm up...
睡眠: sleep, to sleep, (computing) to enter sleep mode...
档次: grade, class, quality, level...