- ""'Caecum " "'is a genus of minute sea snails, micromolluscs or micromollusks in the family Caecidae or blind shells.
- Throughout his career, Vermeij has had to cope with opposition from people who doubted that a blind shell enthusiast could become a scientist.
- Whatever the reason for failure, such a shell is called a " blind " or " unexploded ordnance ( UXO ) " ( the older term, " dud ", is discouraged because it implies that the shell " cannot " detonate . ) Blind shells often litter old battlefields; depending on the impact velocity, they may be buried some distance into the earth, all the while remaining potentially hazardous.
- It's difficult to find blind shell in a sentence. 用blind shell造句挺难的