1、忠诚于
忠诚于(be faithful to), 此释义来源于网络辞典。
2、忠实于
... He is highly honoured for his loyalty to his country.他因忠于祖国 be faithful to忠实于；信守 be true to忠实于；遵守 ...
3、忠心于
...even though 虽然,尽管be faithful to 忠心于fall from 从…...落下 ...
4、忠实
... power 权力 be faithful to 忠实 in his own way 依自己的方式 ...
be faithful to sb对某人忠诚;详细翻译
be faithful to sth遵守某事物
be faithful to fact忠于事实
be faithful to reality忠于现实
be faithful to the original译之有据;忠实于原文
be faithful to one's salt忠于自己的职位;忠于自己的职
be faithful to one's words心口如一
to be faithful坚贞