学习资料

[意       思]n. 吼,啸，怒号，轰鸣声;喧闹声
[例]  The little girl was frightened by the tigers roars. 小女孩被老虎的吼叫声吓坏了。
n. 呼叫，大笑声
[例]  A roar of laughter greeted our ears. 一阵大笑声传入我们耳中。
vi. (狮,虎等)吼叫;(风等)呼啸;(雷,炮等)轰鸣
[例]  Day and night heavy trucks roared past their houses. 重型卡车日夜不停地从他们家呼啸而过。
vi. 大声叫喊，狂笑，大声歌唱
[例]  He roared with anger. 他气得大吼。
vt. 大声喊出，呼喊，高唱
[例]  The crowd roared their approval. 人群大声呼喊赞成。

更多意思

n.1.  咆哮，吼叫
2.  （风或海的）呼啸声，（机器的）隆隆声

vt.叫喊，大声地说

vi.1.  吼叫，咆哮
2.  叫喊，大声说话
3.  放声大笑
4.  （车辆或行驶者）呼啸而行，开得飞快
5.  熊熊燃烧

参考例句

1.	The roar of city traffic is a steady assault on one's nerves.
	市区车辆的喧嚣声不停地刺激着神经。
2.	The roar of the train reverberated in the tunnel.
	火车的轰隆声在隧道里回荡。
3.	They drove away from the city centre, the roar of the traffic still dinning in their ears.
	他们驶出了市中心,但车来人往的喧嚣声仍在耳中回响。
4.	The murmur swelled into a roar .
	窃窃私语的声音变大形成一片喧哗。
5.	The roar of the train ( was ) reverberated in the tunnel.
	隧道中回响着火车的鸣声。