您要查找的是不是：
- volcano tectonic depression 火山沉陷地
- That volcano cast forth lots of lava and ashes. 那火山喷了出大量熔岩和灰烬。
- Flames blazed out from the crater of the volcano. 火焰从火山口猛烈地喷出来。
- An active volcano may explode at any time. 活火山随时都有可能爆发。
- An active volcano may erupt at any time. 活火山随时可能喷发。
- I've seen the stream of lava from a volcano. 我见过火山喷发出的熔岩流。
- A volcano emits smoke, lava and ashes. 火山喷射出烟、 熔岩和灰烬。
- This tonic will work miracles for your depression. 这种补药对治疗你的忧郁症十分有效。
- Several banks failed during the depression. 有几家银行在不景气时期倒闭了。
- The volcano spurted (out) molten lava. 火山喷出了熔岩。
- She just sat there, sunk in depression. 她就坐在那里，情绪十分低落。
- Economic depression often follows war. 经济不景气常因战争所致。
- The volcano poured out molten rock. 火山喷出了熔岩。
- Depress the space bar on a typewriter. 按下打字机上的空格键
- A volcano emits smoke and ashes. 火山散发着烟和灰。
- He committed suicide during a fit of depression. 他一时想不开，自杀了。
- Lava boiled up from the crater of the volcano. 熔岩从火山口沸腾着升起来。
- The volcano had slumbered for years. 这火山已经很多年不活动了。
- He lost his job during the great depression. 他在大萧条时期失业了。
- Depress this button to rewind the tape. 按下这个按钮倒带。
