This is a pen 改为复数形式的翻译：This is a pen to the plural forms 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

翻译结果1 翻译结果2 翻译结果3 翻译结果4 翻译结果5

this is a pen to the plural form

This is a pen to the plural forms

This is a pen changes the complex form

This pen is a plural form

This is a pen to the plural forms

[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]
[translate]