忠于 zhōngyú to be loyal to
How to remember 忠于: 忠 loyalty + 于 at = to be loyal to.
Characters
How it is used
- To be loyal/faithful to - 忠于祖国 (zhōngyú zǔguó) be loyal to one's country; 忠于职守 (faithful to one's duty).
- A verb requiring an object (country, duty, love, the original text); more formal than everyday speech.
- Also 忠于原著 (faithful to the source work), used of translations/adaptations.