| 例句 |
It is one of the most difficult peaks to climb.这是最难攀登的山峰之一。Even among seasoned mountaineers Pinnacle Ridge is considered quite a tough proposition.即使在经验丰富的登山者中，平纳克尔峰也被认为是很难攀登的。The Eiger is a difficult mountain to climb. Novices should not attempt it.艾格尔山是座很难攀登的山，初次爬山的人不应当去爬这座山。The north face of the Eiger is a very difficult climb.艾格尔山的北坡很难攀登。 |