Deer shed their antlers each year.是什么意思？

Deer shed their antlers each year.

鹿每年都蜕角.

deer

n. 鹿；

例句
...the three red deer stags browsing 50 yards from my lodge on the fringes of the forest.
在距我的小屋50码远的森林边缘吃草的3只牡赤鹿

shed

n. 棚，库，分水岭；vt. 流出，流下，蜕皮，树叶脱落；vi. 流出，蜕皮，脱落，散布；

例句
The group has already shed 10,000 jobs...
该集团已经裁去1万个工作岗位。

their

pron. 他（她，它）们的，在提及性别不详的人时，用以代替 him 或 her；

例句
Their permissiveness toward their children reflects the wild abandon of their own lives.
他们对孩子的放任折射出他们自身生活的放浪形骸。

antlers

n. 鹿角( antler的名词复数 )，角枝；

例句
The deer with three tined antlers can be seen in some places.
在某些地方可看到有三个叉角的鹿。

each

adj. 每，各自的；pron. 每个，各自；

例句
They were completely absorbed in each other...
两人彼此倾心。

year

n. 年，年纪，一年的期间，某年级的学生；

例句
The following year Parliament voted to abolish the death penalty for murder...
议会于翌年表决对谋杀罪废除死刑。