beam

现在分词：

动词现在分词: beaming

更多词形：

动词过去式: beamed | 动词过去分词: beamed | 动词现在分词: beaming | 动词第三人称单数: beams |

单词例句：

The horizontal beam on a cross or gallows.

横梁十字架或绞架上的水平横梁

A vessel fitted with such a float or beam.

带有这样的浮体或托座的小船

He greeted me with a beam of joy.

他笑容满面地迎接我。

Please can you lend me twenty pounds? I'm on my beam ends.

请您借给我20英镑好吗？我已十分拮据。

The girl lost her balance and fell off the balance beam.

小女孩失去了平衡，从平衡木上摔了下来。

He was unconscious of the beam in his own eye.

他并不知道自己的大毛病。

The gymnast poised herself on the balance beam gracefully.

体操运动员优美地立在平衡木上。

A member, such as a beam, that projects beyond a fulcrum and is supported by a balancing member or a downward force behind the fulcrum.

悬臂，支架伸在支点之外的一个构件，如一段横梁，由与其持平衡的或向下的在支点后面的一个力支撑

The beam bears the whole weight of the upper floor.

这根横梁支撑着上一层的全部重量。