Grandpa Ba Jin's patriotism, (Sun and Moon can be used as a mirror)
Analysis: Sun and Moon can be used as a mirror
Pronunciation: ri yue ke jian
Sentence: The patriotism of space heroes can be used as a mirror.
Two-part allegorical saying: A pure heart-the sun and the moon can be used as a mirror.
Interpretation
Meaning: Sun and Moon: Sun and Moon. Witness: testify. Both the sun and the moon can testify.
moral: you are very determined about what you say and do.