n.裂縫；破口；崩潰處
The deep crevasse yawned at their feet. 他們腳下的冰川有一道深深的裂縫。
Measuring the crevasse, we found it was 120 metres deep. 我們量了量這個(gè)裂縫，發(fā)現(xiàn)有120米深。
