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- Some rock is too weak to allow the development of large underground cavities. 一些岩石太脆弱了,不允许发展大面积的地下洞穴。
- large-scale underground cavities 超大型地下洞室
- complex underground cavity group 复杂地下洞室群
- Cavities in teeth are caused by decay. 牙齿的蛀洞是由蛀蚀造成的。
- Recently they have laid an underground pipeline. 最近他们铺设了一条地下管道。
- underground cavity of arbitrary shape 地下任意形状洞室
- The missile is delivered from underground. 这种导弹由地下发射。
- They were suspected of underground activities. 他们被怀疑进行地下活动。
- Moles stay underground most of the time. 钱鼠大部分时间住在地下。
- He went underground to avoid capture. 他转入秘密工作以免被捕。
- The cavers discovered a vast underground chamber. 探穴人发现了一个地下大洞穴。
- The quickest way to go round the city is by underground train. 在这个城市四处走动最快的办法就是乘坐地铁。
- The mole bored (its way) underground. 鼹鼠在地下挖掘(路)。
- The prisoner escaped by digging an underground tunnel. 囚犯挖了一条地道逃跑了。
- Some miners were trapped underground after the collapse. 塌方后,有些矿工被困在地下。
- To develop conical cavities during solidification. 形成缩管凝固时形成缩孔
- There is an underground car park near the supermarket. 这个超市附近有一个地下停车场。
- My younger sister have three cavities. 我妹妹有三颗蛀牙。
- Ryan's sweet tooth is causing him major cavities. 瑞安爱吃甜食的习惯已经使他有了大虫牙了。
- Correlation Theory on Environment Design of Underground Cavity 地下空间环境设计的有关理论