"a covering, a natural protection of the body or some part of it," mid-15c., from Latin tegumentum "a covering, a cover," from tegere "to cover," from PIE root *(s)teg- (2) "to cover" (see stegosaurus). Related: Tegumentary.
实用例句
1. The tegument morphology of cercariae and adult of Sanguinicola lungensis was studied under Scanning Electronic Microscope.