According to the study, polypropylene topped the team's list as having the leastlife-cycle impact.
根据研究，聚丙烯因其有着最短的生命周期影响而占据着研究小组名单的头把交椅。
2
Only universes with laws like the ones in our universe can support life-at leastlife as we know it-and explains why we find ourselves in this particular kind of universe.