Devoicing
v. 使清音化；浊音清化（devoice的ing形式）
🗣️ 情景例句
and happy Thanksgiving to you and your family, too.
祝你和你的全家感恩节愉快。
I ought to think about it.
我应该再三考虑。
Is the production line fully automatic?
生产线是全自动的吗？