sac

[sæk]

n.囊, 液囊

例句与用法：

A fluid-containing sac or cavity in the body of an organism.

池有机体体内一种贮存流体的液囊或穴

An air-filled sac or structure that aids in the flotation of an aquatic organism.

气囊水生动植物器官中用来帮助飘浮用的充满气体的囊或结构

An organic sac or pouch, such as the udder of a cow.

(牛的)乳房有机体器官的液囊或袋，如牛的乳房

词形变化：

异体字: sabulose | 名词: sabulosity |

详细释义：

abbr.

1. =sacral 圣事的; 神圣的

2. =sacrament(al)

3. =sacred