例句與造句

1. This condition was previously named chronic nonspecific multiple ulcers of the small intestine.
2. Earlier, shark researcher Richard Fitzpatrick said he had seen video footage of the sharks covered in multiple ulcers from unhealed wounds inflicted when they were caught by commercial fishers.
3. An ulcer that keeps forming on the same site and then healing may be caused by a nearby sharp surface, and ulcers that heal and then recur at different sites are likely to be RAS . Malignant ulcers are likely to be single in number, and conversely, multiple ulcers are very unlikely to be oral cancer.
4. It's difficult to find multiple ulcer in a sentence. 用multiple ulcer造句挺難的