Waveguide filter
[电] 波导滤波器
🧩 词语组成解析
[计] 波导, 波导管\\n[化] 波导
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
Would it be all right if I went with you?
我跟你去可以吗？
My reservation number is 2991.
我的预订号码是2991。
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。