Directional separation filter
[电] 单向分离滤波器
🧩 词语组成解析
directional
[[di'rekʃənəl]]
a. 方向的
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
I had a nice evening.
让我过了一个愉快的夜晚。
Did you tell him yourself?
你自己亲自告诉他吗？
He found it very difficult to get to sleep and he was rather angry with the man upstairs.
他觉得这样很难入睡， 他对楼上的人相当生气。