Any of various brightly colored tropical Marine fishes, especially of the family Scaridae, having fusedteeth resembling a parrot's beak.
多中亮色的热带海鱼中的任一种，尤指鹦嘴鱼科的鱼，长有类似鹦鹉喙的牙齿。
2
Objectives: To observe the result of the application of the porcelain-fused-metal removable partial dentures (PFMRPD) for anterior teeth.
目的：观察烤瓷熔附金属可摘局部义齿(PF MRPD)在前牙修复中应用的临床效果。
3
Objective To compare the esthetic effect and the change of periodontal tissue in restoring anterior teeth with porcelain fused to metal crown and all ceramic crown.