Superficial knowledge
Chinese idiom, Pinyin is f ū Ji à NGU ǎ ngsh í, meaning superficial knowledge. From preface.
The source of the idiom is Li Dongyang's preface in Ming Dynasty: "how can you do your best to see and understand from the skin?"
Superficial knowledge
give the matter further thought and discuss it later - cóng cháng shāng yì
assiduously practice calligraphy - lín chí xué shū