VOA慢速英语:A Visit to Volcanoes National Park and Haleakala National Park

词汇讲解：

1. volcano n. 火山
例句：The eruption of a volcano is spontaneous.
火山的爆发是自发的。

2. block vt.堵塞, 阻塞；阻碍, 妨碍
例句：The road was blocked by a truck.
道路被一辆货车堵塞了

3. threat n. 可能造成威胁的人[事, 想法]
例句：The use of nuclear weapons is a horrible threat to the species.
核武器对人类是一个严重威胁。

4. proof n. 证明, 论证; 证据, 证物
例句：The blood on his shoes was a proof of his guilt.
他鞋子上的血迹就是他犯罪的证据。

5. survive vi. 幸存, 活下来
例句：These plants cannot survive in very cold conditions.
这些植物在严寒中不能存活。

6. vehicle n. 交通工具, 车辆；传播媒介, 手段
例句：No vehicles are permitted into the park.
公园内禁止任何车辆进入。

7. riot n. 极度丰富
例句：The garden was a riot of colour.
花园里色彩缤纷。

8. spill v. 溢出; 泼出
例句：The ship spilled oil while in port.
这艘船停泊港内时漏油。

9. stretch n. 伸展, 延伸, 延续；一段时间, 一段路程, 一段水域
例句：I see nothing but a small stretch of road immediately ahead.
除了近在眼前的一小段路之外什么也看不见。

10. disappear vi. 不见, 消失；不复存在
例句：The snow will soon disappear when the warm weather comes.
天气变暖时, 雪很快就会融化。

11. sight n. 风景; 名胜
例句：The sunset was a very beautiful sight.
那落日真是一幅美景。