aulacogen
美 ['ɔ:ləkədʒen]
英 ['ɔ:ləkədʒen] 
- n.拗拉堑;拗拉槽;堑壕;断陷槽
- 网络拗拉谷;坳拉槽;坳拉谷
英汉解释
例句
The tension tectonic environment like rift and micro-aulacogen are favourable for up-welling of underground magma and metallogenic elements.
裂谷及微型裂陷等拉张性构造环境有利于深部岩浆与成矿物质的上升。
Filling and evolution of the Late Paleozoic Shuicheng-Ziyun aulacogen in western Guizhou, China
黔西水城-紫云地区晚古生代裂陷槽盆充填和演化