Equifrequency
等频(率)
🗣️ 情景例句
Ellen, where's the cinnamon? Ellen
肉桂放在哪？
About how long does it take?
大约要坐多久？
while our own compulsory school attendance became law in Germany in 1642,
而我们的义务教育成为法律在德国是在1642年，