adjective 下载 🔗分享 不透射线的,X光不透过的 Impenetrable to X-rays and other radiation Examples : "The dentist used a radiopaque material to fill the cavity in my tooth, making it show up clearly on the X-ray. " 牙医用了X光不透过的材料来填充我牙齿上的蛀洞,这样在X光片上就能清楚地显示出来。 medicine physics 与AI对话词汇游戏阅读练习