Tracking filter
[電] 追蹤濾波器
?? 詞語組成解析
tracking
['tr?ki?]
n. 跟蹤;
v. 跟蹤( track的現在分詞 );跟蹤攝影;留下（臟）足跡;追隨（潮流等）;
filter
['f?lt?]
n. 濾波器;濾光器;濾色鏡;[化] 過濾器;
vi. 過濾;透過;滲透;
vt. 過濾;濾除;
??? 情景例句
I think it looks terrific on you.
我覺得你穿上它好極了。
Don't answer back.
不要頂嘴。
She really wishes her clock had rung.
她真希望今天早上她的鬧鐘響了。