Reference My former employer provided me with a very good reference.

我以前的雇主给我写了一封很好的介绍信。

youdao

This Dictionary of the Usage of the English Language is a very good reference book.

这本《英语用法大辞典》是本不错的工具书。

youdao

Thus it can be said that the pattern of yen's internationalization has a very good reference for China.

因此可以说研究日元国际化的模式对人民币国际化有着很好的借鉴意义。

youdao

"He was young and I had a very good time drawing his picture because I used a lot of reference material that were paintings made of him at different times in his life.

VOA: special.2009.02.27