pitfalls的翻译，读音
英/'pɪtfɔ:lz/
释义：
n. （捕猎野兽用的）陷阱( pitfall的复数形式 ); 意想不到的困难, 易犯的错误
n. an unforeseen or unexpected or surprising difficulty
n. a trap in the form of a concealed hole
n. an unforeseen or unexpected or surprising difficulty
n. a trap in the form of a concealed hole