它们之间有化学键的结合，引起纳米尺寸效应。的翻译：Combination of chemical bonds between them, lead to nanometer size effect. 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

The combination of chemical bonds between them, causing nano-size effect.

Combination of chemical bonds between them, lead to nanometer size effect.

Between them has the chemical bond union, causes the nanometer size effect.

Among them is a chemical combination type of nano-size effect, cause.

Combination of chemical bonds between them, lead to nanometer size effect.