Plasmograph
等离子体照相
🗣️ 情景例句
Maybe soon.
也许很快就会。
Do you know when the next exam is?
你知道下次考试在什么时候吗？
It has been found that certain bats emit squeaks and by receiving the echoes,
人们发现，某些蝙蝠能发出尖叫声，