Heliogramma
日照纸
🗣️ 情景例句
My health sucks.
我的身体很差。
I was writing some letters to friends of mine.
我在写一些信给我的朋友。
It provides relaxation for leisure hours, as just looking at one's treasures is always a joy.
它可以使人在闲暇中得到休息，因为欣赏自己收藏的珍品总会充满了乐趣。