keep track of

US /kip træk ʌv/

UK /ki:p træk ɔv/

A1 初級
phr. v.片語動詞追蹤
I use this app to keep track of my expenses.

影片字幕

穿越自身的門戶 (Passing A Portal Through Itself)

04:05穿越自身的門戶 (Passing A Portal Through Itself)