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- Flames blazed out from the crater of the volcano. 火焰从火山口猛烈地喷出来。
- A rim, as of a vessel, bell, or crater. 边容器、铃和坑的边缘
- Lava boiled up from the crater of the volcano. 熔岩从火山口沸腾着升起来。
- Her age is of secondary interest. 她的年龄不太重要。
- secondary crater 次级陨击坑
- In secondary school, children get more advanced knowledge. 在中学，孩子获得更深一些的知识。
- A secondary matter; a side issue. 次要的第二位的事; 较次要的问题
- A secondary mine passageway between two main shafts or tunnels. 次要矿山甬道矿井中连接两条大隧道的小巷道
- A large crater formed by volcanic explosion or by collapse of a volcanic cone. 火山口火山爆发而形成的环形山或大山核心部分的崩塌而形成的环形山
- I could look at a crater so closely. 可以这么近距离地看到火山口啊。
- The government introduced universal secondary education years ago. 几年前，政府就倡导普及中等教育。
- Smoke puffed up from the crater of the volcano . 烟从火山口一阵阵地喷出。
- Our aim is that all children complete secondary education. 我们的宗旨是让所有孩子完成中等教育。
- Barringer crater is 1.2km in diameter. 巴林杰陨石坑的直径有1.;2千米。
- Many older people still believe that women's careers are secondary. 许多年岁大一点的人仍然认为妇女的职业生涯并不那么重要。
- Smoke puffed up from the crater of the volcano. 烟从火山口一阵阵地喷出。
- All other considerations are secondary to his safety. 现在首先要考虑的是他的安全，其他事都是次要的。
- Gigantic blocks of rock litter the crater floor. 陨石坑底部到处是巨大石块。
- In secondary school, students get more advanced knowledge. 在中学里，学生获得更深一些的知识。
- The blast blew a gaping crater in the road. 爆炸把道路撕开了一个大坑。
