答：没有复数形式，Lego是不可数名词。
英 [ ˈleɡəʊ ]美 [ ˈleɡoʊ ]释义n.乐高积木（商标名）
例句
1. Each Lego brick must have that perfect grasp, strong enough to hold onto another brick but easy enough for a child to pull apart.每一块乐高积木都必须有完美的抓力，既要足够牢固可以抓牢另一块积木，又要足够容易，让孩子们可以把它拉开。
2. Once they arrive at the location, each section is lifted by crane directly to the top of the building, which is assembled like toy Lego bricks.当他们到达目的地时，每一节都被起重机直接吊到楼顶，就像玩具乐高积木一样被组装起来。
lego是不可数名词，是专有名词
