1. Binoculars or field glasses are a great help when we want to see what birds are doing. 当我们想要看鸟正在干什么的时候，双筒望远镜或野外望远镜用处很大。
2. But anyone with a pair of field glasses can see for himself what Baptistina's daughters are capable of. 但每位配戴野外双筒望远镜的人都可以领略到Baptistina之女的能力。
3. A van and a lorry were parked there. The occupants were watching through field glasses. They must have seen the whole thing. 旁边停着一辆面包车和一辆卡车。车里的人正在用双筒望远镜观察。他们肯定看到了这个过程。
4. The youngster had an excellent collection of field glasses and telescopes, and these he would train on the town, watching people. 这个少年收集了许多小型或大型的望远镜，用来观察他的城镇和人民。
5. The resistivity of laser glasses at high temperature is measured, the parameters associated with magnetic field heating are determined. 测定了玻璃的高温电阻率，确定了磁场加热的有关参数。
