He writes a weekly letter to his parents.是什么意思？

He writes a weekly letter to his parents.

他每周给父母写一封信。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

writes

v. 写( write的第三人称单数 )，写信；

例句
Lawson writes so well: in plain English, without fuss or affectation.
劳森写得很好：英文通俗易懂，朴实无华又不矫揉造作。

weekly

adj. 一周一次的[地]，每周的，周刊的；n. 周刊，周报；adv. 一星期一次，每周；

例句
Average weekly cinema attendance in February was 2.41 million...
2月份，平均每周的观影人数为241万。

letter

n. 信，证书，许可证，字母，文字，字面意义；vt. 用字母标明，写字母于，加标题；vi. 写印刷体字母；

例句
Naylor acknowledged, in a letter to the judge, that he was a drug addict...
内勒在给法官的信中承认自己吸毒。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

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

parents

n. 双亲（ parent的名词复数 ）；

例句
Some parents believe a boy must learn to stand up and fight like a man.
有些父母认为男孩子必须学会像男子汉一样顶天立地，勇于抗争。