Herod called all his priests and said, Where was Christ born?希律王召来所有的祭司说:“基督在那里降生? ”The birth of Christ was the beginning of a major epoch of world history.基督诞生是世界历史上一个重要纪元的开端。...the redemptive power of Christ.救世主的救赎力量Th...
Scientists are leaving the country in droves...科学家们正成批地离开这个国家。Tourists come in droves to see the giant panda.成群结队的游客前来观赏大熊猫.They come in droves to see the natural wonder.他们一群群地来参观这一天然奇迹.People were leaving the countrysid...
Asymmetric 1, 3 - dipolar cycloaddition can be strongly catalyzed by chiral oxazaborolidines.手性唑硼烷酮能够催化不对称1, 3偶极加成反应并取得很好的效果.The cycloaddition itself is the slow step.环化作用本身是慢的一步....