短語詞組短語Why don 't you return 胡不歸Why y don 't you 你為什么不why notwhy don 't you 為何不why don 't you stay here 你們?yōu)槭裁床涣粼谶@里;你為什么不住在這里;你為什么不留在這兒 返回 why don't you