“You incubate the post-conflict Syrian economy by providing havens not just for people, but for business. Within 10 minutes of the main refugee camp in Jordan, there’s a huge, empty industrial zone. All fully equippedwith infrastructure, just waiting for businesses to go there,” he said.

疑问：Within 10 minutes of the main refugee camp in Jordan, 这句话的意思大概理解，但语法结构是什么呢？of前后是什么关系呢？这里感觉用from更为恰当啊？