20.six of one and half-a-dozen of the other 半斤八两,没什么区别 21.stick around 在附近逗留或等待 22.stick with 继续做,坚持 23.straighten out 扯平,结清 24.toss and turn (身体)翻来覆去(通常表示难以入睡) 25.turn one's back(在别人遇到困难时)不愿帮助 ...