Cavity filter
[电] 空腔滤波器
🧩 词语组成解析
filter
['fɪltɚ]
n. 滤波器;滤光器;滤色镜;[化] 过滤器;
vi. 过滤;透过;渗透;
vt. 过滤;滤除;
🗣️ 情景例句
and that you have a fantastic reputation in the toy industry.
而且在玩具界有很好的声誉。
What do economists say about the present crisis?
经济学家们对于现在的危机做何说法？
After seven days of this I went to a party.
这样过了7天以后，我去参加一次聚会。