Telefilter
通信滤波器
🗣️ 情景例句
The plane's been delayed 10 minutes.
飞机晚点了十分钟。
You don not have to reveal your age.
你不必透露你的年龄。
Oh! And do you use American or British spelling?
噢！那你们是采用美国拼法还是英国拼法呢？