Their business has grown by leaps and bounds. 他們的生意突飛猛進。
Successive seasons have seen Everest activity grow by leaps and bounds, and seen the Sherpas achieve some of the mountain's greatest achievements. 年復一年,埃佛勒斯峰的登山活動突飛猛進地發展,而夏爾巴人在登山活動中也贏得了一些卓著的功勛。