Definitions
n. a narrow stream of light or other energy
光束；射束
n. a long, strong piece supporting a roof or floor
梁；横梁
v. to smile with obvious happiness
笑容满面
Example
A beam of sunlight fell across the kitchen table.
一束阳光洒在厨房的桌子上。
Engineers used steel beams to strengthen the old bridge and improve safety for local residents.
工程师用钢梁加固旧桥，提高当地居民的通行安全。
Collocations
- a beam of light
- steel beam
- beam with pride
Usage tip
光束和横梁都可数；beam at sb指对某人笑容满面。
FAQ
- What does beam mean?
- a narrow stream of light or other energy a long, strong piece supporting a roof or floor to smile with obvious happiness
- How is beam pronounced?
- UK /biːm/, US /biːm/. Use the audio buttons above to listen.
