| 单词 | 釉质 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔crown〕The part of a tooth that is covered by enamel and projects beyond the gum line.齿冠：露在牙床外面的、被釉质覆盖的那部分牙齿美国传统〔enamel〕Anatomy The hard, calcareous substance covering the exposed portion of a tooth.【解剖学】 珐琅质，牙釉质：牙暴露部分表面的硬的钙质的覆盖层美国传统〔erode〕Repeated vomiting causes the stomach acids to erode tooth enamel.反复呕吐会导致胃酸酸蚀牙釉质。外研社新世纪〔surface〕Teeth have a hard surface layer called enamel.牙齿有一层叫做釉质的坚硬表层。牛津高阶 |
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