A1 差一刻两点/三点/四点等
15 minutes before two, three, etc.
It was a quarter to six when I left. 我离开时差一刻到六点。
We get into London at a quarter to four.
She starts school at a quarter to nine.
"What time is it?" "A quarter to ten."
It's already a quarter to eleven.
I'll knock on your door at a quarter to seven, okay?
That cake needs to come out of the oven at a quarter of five.
See also: quarter noun (FOURTH PART)