1) grotto
[英]['ɡrɔtəʊ] [美]['grɑto]
洞体
1.
Reconstruction for the grotto and environment of Tai an Standard Seismostation;
泰安基准台洞体及环境改造
2) cave system
洞穴体系
1.
Response of cave system to climate and eco-environment;
洞穴体系对外界气候与生态环境的响应
3) Pore-cave system
孔洞体系
4) Speleand compound
洞状配体
5) mountain body entrance
洞口山体
6) a karst cavern
溶洞体
1.
So a reasonable tunneling technology and supporting plan are taken so that the tunnel go through a karst cavern by force,which proves to be safe and proper in the construction.
玉溪引水工程碧湖支管隧洞掘进过程中,遇到了溶洞体的地质现象,如果隧洞改线不仅影响工期,而且增加工程投资。
补充资料：洞洞惺惺
1.明彻清醒貌。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条