Acoustical filter
[电] 滤声器
🧩 词语组成解析
a. 听觉的, 声学的
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
Then we'll be able to make our fire there where it's safe.
然后我们就可以在那儿找一个安全的地方生火了。
What sort of guarantees are there against late delivery?
惩罚延迟发货有什么保证呢？
We'll take all that you can give us.
你们有多少就买多少。