迷你对话A: We should keep Frank at arm’s length.我们应该里Frank远点儿。B: Yeah. He’s known as a sly dog. He’s done many people in.是的,他很狡猾,经常陷害他人。A: Hie hits below the belt.他经常暗箭伤人。B: And he may cash in on people whenever chances are provided.他有机会就咱人便宜。