Heliograph
n. 日光反射信号器, 太阳摄影机, 日光仪\\nv. 用太阳摄影机拍摄, 用日光仪传递
🗣️ 情景例句
Mom,
妈，
Can I fix an overseas call to London by person-to-person call?
我要打到伦敦的叫人电话好吗？
I thought I put it in my coat, but it isn't here!
我想我把它放在大衣里，可现在不见了！