n. (printing) a block of type without a raised letter; used for spacing between words or sentences
n. a rectangular area surrounded on all sides by buildings
n. 铅块, 监狱, 四方院子, 四胞胎, 四胞胎中的一个孩子, 成套的四件东西
[计] 四芯导线
1. The university has a beautiful quad where students like to relax.
这所大学有一个美丽的四方庭院，学生们喜欢在这里放松。
2. We met our friends in the quad for a picnic.
我们在四方庭院里和朋友们碰面，举行了一次野餐。
3. The quad is often used for outdoor events and activities.
这个四方庭院常用于户外活动和事件。