Filter crystal
[电] 晶体滤波器
🧩 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
is my idea of heaven!
正是我所谓的天堂
Good words without deeds are rushes and reeds.
光说好话而不见行动，一文不值。
No! I think February is worse than January.
不！我认为2月比1月更糟。