Heliographing
v. 用太阳摄影机拍摄, 用日光仪传递( heliograph的现在分词 )
🗣️ 情景例句
It was an extremely difficult and dangerous task.
这是一项极度困难的危险的工作。
My feeling is that you ought to stay home tonight.
我感觉你应该今晚呆在家。
he had great difficulty in controlling the car because a tyre burst during the first run.
但他很难把汽车控制住，因为在开始的行程中爆了一只轮胎。