Spirography
[医] 呼吸描记法
🗣️ 情景例句
Your birthday is tomorrow, isn't it?
你明天生日 ，是吗？
The first step is the only difficulty.
万事起头难。
There is a new type of machine which can produce colour copies.
有一种新型的机器能够制作出彩色复印件。