Each courtyard had a grape trellis.是什么意思？

Each courtyard had a grape trellis.

家家户户的院子里,也都盖满了葡萄.

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。

courtyard

n. 庭院，院子，天井；

例句
Dena took them into the courtyard to sit in the sun...
德娜带他们到院子里晒太阳。

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

grape

n. 葡萄，深紫色，葡萄紫；

例句
The colouring pigments from the skins are not allowed to bleed into the grape juice.
外皮上的色素不能渗到葡萄汁里面去。

trellis

n. 格架，（墙、篱、凉亭等的）格子；v. 装设格子架或格子棚；

例句
You could even put a trellis on your walls and train plants to grow up it.
你甚至可以在墙上搭置棚架，让植物攀缘其上。