Photoheliograph
n. 太阳照相机
🗣️ 情景例句
Yes, I'm serious.
是的，我是真心的。
A straw shows which way the wind blows.
一叶便知秋。
I sat in the front of the bus to get a good view of the countryside.
我坐在汽车的前部，以便饱览农村风光。