Graded filter
[电] 层级滤波器
🧩 词语组成解析
a. 分等级的；按年级分的
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
or we won't be finished by dinnertime.
要不然， 晚餐时间到了我们还做不完。
Had so much fun
玩得开心
It was made of red silk.
它是用大红丝绸做的。