In the 1980s, it burst into flower and died, as it doesevery 30 to 80 years; but human activity had deprived the pandas of access tolower altitude species that would once have served as a back-up.
20世纪80年代，竹子开花并死亡，实际上是每隔30至80年一个周期；但是人类活动阻断了大熊猫到低海拔地区获取其他可能食物的通路。
The study, announced Wednesday, showed that an intensive program tolower blood sugar actually increased risk of death.
周三公布的这项研究表明，大幅度地降低血糖的方案实际上会加大致死风险。
To increase the time for unit maintenance gap and tolower the impact to train operation, we should try to carry out construction work at night for the busy sections so...
为增加单位天窗施工时间和减少对开行列车的影响，在繁忙区段应尽量安排晚间施工，以实现施工和运输双赢。
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