Genescope
频率特性描绘器[观测仪]
🗣️ 情景例句
You need to complete some forms before the class.
上课之前你得填一些表格。
I get into bed at about 11:30 and go right off to sleep.
我大约在11:30上床并且睡觉。
What's wrong?
怎么了？