例句與造句

1. As defined by the American Dental Association and The American Association of Orthodontists, Pre-eruption guidance therapy is a treatment method instituted with the use of bimaxillary bilateral removable space maintainers and the removal of the maxillary right and left deciduous cuspids [ baby teeth ] at very specific times to allow for a more optimal eruption pattern for permanent teeth to enter the mouth.
2. It's difficult to find removable space maintainer in a sentence. 用removable space maintainer造句挺難的