1、Tom was a rubbish, he tried to rat out at the last minute
湯姆是個廢物，在最后時(shí)刻他試圖放棄了。

2、Why did he rat out on his friends?
他為什么背棄了朋友們呢？

3、An electrician peels the dead rat out of the high voltage box for the electric chair.
一個電工將死老鼠從為電椅通電的高壓電箱中取了下來。

rat out翻譯