The range light is capable of sending out a strongbeam of light.
该灯器可发出单向强烈光束。
2
If slaughter is to BE done in a barn, BE sure that a strongBEam 12 to 15 feet from the floor is available.
如果屠宰要在一个谷仓中进行，那要确保谷仓中有一个离地12 ~ 15英尺的房梁。
3
The laser, with its beam of strong light, can drill a hole in a diamond, and yet can be so well controlled that it can be used in delicate eye operations.