Digital filters
[电] 数位过滤器
🧩 词语组成解析
n. 滤器, 滤波器；滤光片（filter的复数）
🗣️ 情景例句
We communicate with each other by letter.
我们用书信彼此联系。
Not use hiding your heads in the sand, folks.
各位，逃避现实是没有用的。
Haven't you heard of him? He's a very famous singer. He's singing at the New Theatre on Saturday.
你没听说过他吗？他是个著名歌手。他星期六将在新剧院演出。