1·But it has been luckier than vesta-and almost every other asteroid-in avoiding collisions, and has thus not yielded a huge crop of meteorites for Earth-bound scientists to examine.
但在避免碰撞方面，它比灶神星要幸运得多——几乎比其它任何小行星也都幸运，因此它没有产生可供地球科学家研究的大量陨石。
2·I asked him whether he still felt lucky and he cheerfully explained that he felt luckier than before.
我问他是否还感到幸运，他开心地解释说他感到比以前更幸运了。
3·They were luckier than their fellow Puritans atPlymouth Bay, who subsisted as independent farmers, wresting meagre harvests ofmaize from the rocky soil of New England.
他们比在普利茅斯海湾身为自由农民的清教徒同伴幸运，那些自由农民只能靠新英格兰石质土壤里歉收的玉米维生。
4·Perhaps next time, I'll be luckier and win the jackpot!
也许下一次吧，我会幸运赢得头奖。
5·But humankind is luckier than most species. It has the advantage of being able to think ahead, and to prepare for the changes to come.
人类比大多数物种幸运，他具备超前思考，未雨绸缪的优势。