Heliogramma
日照纸
🗣️ 情景例句
Your car's very noisy. The muffler must be damaged.
你的车噪音真大，消声器一定出毛病了。
He has a dish of jam.
他有一碟火腿。
Because the Moon has only an eightieth of the Earth's mass,
因为月球的重量只有地球的1/8，