这一版本更新的关键改善之处在于能够移动和重新排序消息和生命线。
The key enhancements are the ability to move and reorder messages and lifelines.
改善产妇保健是拯救每年因怀孕和分娩引起的并发症而死亡的50多万妇女生命的关键。
Improving maternal health is key to saving the lives of more than half a million women who die as a result of complications from pregnancy and childbirth each year.
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