1.Life was confined to small villages, and there was an intricate system of irrigation that fed the agriculture.
当时的生活紧局限于小村落，那里使用一种复杂的灌溉体系来支撑农业。
2.Italian business works in an intricate system where many company boards rubber-stamp[6] decisions made by secretive, external pacts.
许多公司董事会不假思索就批准了那些秘密签定的对外合约中所做的决定，而法律又听之任之。
3.The second level is an intricate system of highly specialized clans.
第二个水平是一种复杂的高度专业的系统。
4.she used an intricate system of pulleys
她用一个非常复杂的滑轮系统，