왜냐하면, 어떤 건물이든 방수작업을 꽤나 힘이드는데요, 건물에 6만6천개의 구멍을 뚤어야 한다고 말한다면 정말 고생이 이만저만이 아니겠죠
Because it's quite hard to waterproof buildings anyway, but if you say you're going to drill 66,000 holes in it -- we had quite a time.