英语翻译
问题描述：
英语翻译
these ears of corn ranging from smaller than a penny to about 10 cm long are thought to be about 5,600 years old.
答
（these ears of corn 主语）（ranging from smaller than a penny to about 10 cm long定语）（ are thought谓语）（ to be about 5,600 years old宾语）.这些玉米穗被认为有5,600年的历史,这些玉米穗小的小于一分...