Chaffies
chaffy的最高级
🗣️ 情景例句
Oh, that's a nice idea.
噢， 这是个好主意。
The history paper was really easy, so was the biology one.
历史试题确实容易，生物试题也很容易。
This depends on the precise radio frequency of the 21-cm wavelength, or 1420 megacycles per second.
这种通讯联系要靠21厘米波段，即每秒1420兆周的精确无线电频率。