山口，隘口两个山峰间的通路或者山脊上的裂口 A pass between two mountain peaks or a gap in a ridge.
壮丽的山峰 Proud alpine peaks.
装备有雷达的飞机，在夜间飞行时飞行员能够在雷达屏幕上看见远处的建筑物、或许还能看见前面几英里远的险峻山峰。 The pilot in an airplane equipped with radar, flying at night, can see on the radar viewing screen distant buildings, or perhaps a dangerous mountain peak that is miles ahead.
飞机在积雪的山峰上飞过。 The plane flew over the snow-covered peaks.