请帮我看看这个英文句子New England is known for fresh lobster and clams,
请帮我看看这个英文句子
New England is known for fresh lobster and clams,both of which are great steamed and served with melted butter
这是一个微信平台推送的一个句子!我想问一下,不是说英文逗号之间不能连接两个句子吗?这个句子里也没有连词,逗号间怎么出现两个句子呢?这是不是病句?