calyx

名词 calyx:

1. (botany) the whorl of sepals of a flower collectively forming the outer floral envelope or layer of the perianth enclosing and supporting the developing bud; usually green

1. Calyx encloses an unopened flower bud.
   花萼围绕在花瓣外层的一圈。

ca.lyx

n.（名词）
【复数】 ca.lyx.es 或 ca.ly.ces [k3.l-sôz., k2l.-]
The sepals of a flower considered as a group.
花萼：被看作一组的花之萼片
A cuplike structure or organ, such as one of the cuplike divisions of the pelvis or of the kidney.
杯状器官：杯状结构或器官，如骨盆或肾的杯状分岔
A collecting structure in the kidney.
肾总管，肾盂：肾中的集合结构

来源：
Latin calyx calyc-
拉丁语 calyx calyc-
from Greek kalux
源自 希腊语 kalux