1, Sachiura Xue Ying [náng ying Xuě] Sachiura: When Che Yin was a child, his family was poor and he studied tirelessly. In summer, he used dozens of fireflies to light up. Xue Ying: Sun Kang in the Jin Dynasty was smart and studious, but he was poor and couldn't even light a lamp. In winter, he uses the reflection of snow to study. Describe studying hard under extremely difficult conditions. Also known as "snow".

2. [f ǔ c ǔ owé iyí ng] is a metaphor, which mainly means that rotten grass can turn into fireflies, which is a traditional saying in ancient China.

3. The firefly shadow is still fluorescent.

4. firefly point [yí ngdin] refers to fireflies.

5. Fireflies and candles [yíngzhu] Fireflies and candles. It is called faint light. Also called micropower.

6. fluorescence, fluorescence.

7. Window of Fireflies [ying chu ā ng] Che Yin, a native of A Jin, reads books with fireflies at night. Later, I used the firefly window to describe hard work. It also refers to a place to study.