基本解釋[醫(yī)藥科學(xué)]釉質(zhì)白堊斑英漢例句雙語例句Objective: To prevent enamel opaque spot after orthodontic etching.目的：預(yù)防口腔固定正畸酸蝕牙釉白斑的發(fā)生。enamel opaque spot更多例句專業(yè)釋義醫(yī)藥科學(xué)釉質(zhì)白堊斑