1、Does that mean Parker was goofing off and not trading properly?
這是不是說(shuō)帕克吊兒郎當(dāng)，交易不行呢？

2、Salena, stop goofing off in chemistry or you will fail the final exam!
莎蓮娜，別在化學(xué)課上混日子了，不然你期末考試會(huì)不及格的！

3、He's probably goofing off somewhere.
他可能在什么地方打混呢。