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1.overhaul 全面改革（制度、方法等）
A radical overhaul of the tax system is necessary.
有必要彻底改革税制。
2.be projected to 预计
The world population is projected to reach over 9 billion by 2050.
2050年，世界人口预计将达到90亿。
3.gear up 准备好
The ban was lifted last month, but aid agencies say it takes time to gear up.
此禁令已于上月取缔，但是援助机构称需要时间进行准备。
4.take seriously 认真对待……
Scientists and doctors have begun to take seriously the risk of depression in children.
科学家和医生已经开始认真对待儿童中的抑郁风险。
