Bitonality
n. 双重调性；复调性
🗣️ 情景例句
You're most welcome.
不用客气。
I took 6 boxes of biscuits.
我拿了六盒饼干。
He waved desperately to his companion, who had been water skiing for the last fifteen minutes.
他绝望地向他的伙伴挥手，他的伙伴在过去的15分钟里一直在滑水。