They'd pulled the registrar's office down which then left an open space.
他们拆除了教务主任的办公室,于是就留出了一块空地。
A courtyard is an open space surrounded by walls or buildings.
庭院是一个空间,有围墙或其它建筑物围在四周。
I used it for a month or so, but the button does move even if you have an open space.
我使用了一个月左右,即使在屏幕上给它留个位置,它也还是需要移动。
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