Serrasoid
锯齿波(调制)
🗣️ 情景例句
Anything else?
还有其它的吗？
The proud man felt humbled by Karl's kindness.
那个傲慢的男人为卡尔的和蔼亲切而自惭形愧。
But I didn't see much during the flight because there was too much cloud.
但我在飞行途中并没有看到什么东西，因为云层很厚。