radiopaque
🇬🇧/ˌreɪdɪəʊˈpeɪk/ 🇺🇸/ˌreɪdɪoʊˈpeɪk/ 19not permitting X-rays or other radiation to pass through X线(或其它射线)不能穿透的
adjective [原级]不透射线的
Surface zone: surface zone is relatively constant and more radiopaque than the other zones.
表层：龋损区表面有一较为完整的表层，且较深层有更强放射阻射。
单词造句: