n.[C]

1. 梁；桁；（船等的）横梁
2. 秤杆，天平横杆
3. 传动杆；吊杆；帆桁
4. 光线，光束，光柱
   The beam from a flashlight showed a beggar sleeping at his doorstep.

   手电筒的光照出一个睡在他家门口的乞丐。

5. （定向发出的）电波
6. 笑容，喜色
   He greeted me with a beam of joy.

   他笑容满面地迎接我。

vt.

1. 以梁支撑
2. 用……照射；将……对准[O]
   Advertisers beamed their messages to fashionable female audiences.

   广告商们以赶时髦的女性作为宣传的对象。

3. 流露，发出
4. （定向）播送，发送[O]
   This transmitter will be beamed at East Asia.

   这台发射机将用于对东亚广播。

vi.

1. 照射，照耀
2. 堆满笑容，眉开眼笑
   Upon hearing the good news he beamed with joy.

   一听到这个好消息，他高兴得眉开眼笑。

n.

1. a long sturdy piece of squared timber or metal used horizontally in building to support a load above.
   ▸a narrow horizontal length of squared timber used for balancing exercises in gymnastics.
2. a horizontal beam supporting the deck and joining the sides of a ship.
   ▸the direction of an object visible from the side of a ship when it is perpendicular to the centre line of the vessel:

   there was land in sight on the port beam.
   ▸a ship's breadth at its widest point.
3. a ray or shaft of light.
   ▸a directional flow of particles or radiation.
   ▸a series of radio or radar signals emitted as a navigational guide.
4. a radiant smile.
5. the crossbar of a balance.
6. an oscillating shaft in a beam engine.
7. the shank of an anchor.

v.

1. transmit (a radio signal or broadcast) in a specified direction.
2. shine brightly.
3. smile radiantly.