quad的中文意思、音标与词形变化

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

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