单词 calyptrate 释义 calyptrate, a. Bot.|klptret|[f. prec. + -ate2 2. Cf. F. calyptr.]Having a calyptra, hood, or covering; hooded, operculate.1830Lindley Nat. Syst. Bot. 273 Each fibre of the roots has a calyptrate covering at the extremity.1835― Intro...