in the distance 在远处。
at a distance 在远处;有相当距离。
distance oneself from 使远离;使疏远。
from a distance 从远处;隔开一段距离。
within walking distance 步行就能到。
The school is within easy walking distance of the train station.
学校离火车站不远,不费劲就走到了。
She had loved him at a distance for years.
她曾经暗恋了他好多年。
His eyes were fixed on a small house in the middle distance.