beam /biːm/ CET4 TEM4 ( beaming, beamed, beams )

• 1. 

  V-T/V-I If you say that someone is beaming, you mean that they have a big smile on their face because they are happy, pleased, or proud about something. 绽开笑容 [书面]

  例：

  Frances beamed at her friend with undisguised admiration.

  弗朗西丝用毫不掩饰的羡慕的神情朝她的朋友们绽开了笑容。

  例：

  "Welcome back," she beamed.

  “欢迎回来，”她笑容满面地说。

• 2. 

  N-COUNT A beam is a line of energy, radiation, or particles sent in a particular direction. (能量、辐射、粒子) 束

  例：

  ...high-energy laser beams.

  …高能激光束。

• 3. 

  V-T/V-I If radio signals or television pictures are beamed somewhere, they are sent there by means of electronic equipment. 播送

  例：

  The interview was beamed live across America.

  那场访谈同步播送至全美。

  例：

  The Sci-Fi Channel began beaming into 10 million American homes this week.

  科幻频道本周已经开始播送到1000万个美国家庭。

• 4. 

  N-COUNT A beam of light is a line of light that shines from an object such as a lamp. (光) 束

  例：

  A beam of light slices through the darkness.

  一道光束划破了黑暗。

• 5. 

  N-COUNT A beam is a long thick bar of wood, metal, or concrete, especially one used to support the roof of a building. 梁

  例：

  The ceilings are supported by oak beams.

  天花板由橡木横梁支撑着。