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figure out合计为, 计算出, 明白
例句：She was trying to figure out what would happen next.
她心里揣想着接下去会发生什么情况。
2.Many of the abuse cases Estemirova took on were linked to forces close to the Chechen President Ramzan Kadyrov.
take on呈现, 具有, 雇用, 接纳, 承担, 同...较量, 流行, 盛气凌人
例句：I am very particular about the number and type of projects that I take on.
我对自己所负责的项目数量和类型都很挑剔。
3.He said Indonesians needed to be more alert in the future but he was optimistic the government would be able to track down those who carried out the blasts.
track down追捕到
例句：Can you track down the resource of the faked cigarettes.
你们能查出假烟的来源吗？
4.It said the Justice and Equality Movement had transferred the personnel to Red Cross officials who then handed them over to the Sudanese authorities in Darfur.
hand over移交
例句：People worked fast and over night in order to complete and hand over the project at the end of the year.
为了让这项工程能在年底交工，大家连夜抢工。