difficult part的用法和樣例：
例句
- The water-jump is the most difficult part of the race.
跨躍水溝是賽馬中最困難的一項。 - We've done the difficult part of the job.
我們已把工作中的困難部分做完了。 - The difficult part is learning the new computer codes after that it's all downhill.
困難的部分是學(xué)會(huì )計算機的新編碼--其余就輕而易舉了。
