调查人员还在杨欣屋内发现了一张写给朱海洋的40美元支票，这一线索进一步表明了两人很熟。
Investigators also found a $40 check made out to Zhu in Yang's room, a further clue the two were well acquainted with each other.
将一只集装箱用船从邻国肯尼亚运到四面是陆地的朱巴要花上近10，000美元。
Sending a shipping container from a port in neighbouring Kenya to landlocked Juba costs almost $10, 000.
朱说：“数十亿美元用于减少水的砷含量，但即使我们解决水中砷含量高的问题，砷依然会进入大米中。”
"Billions of dollars are spent to decrease arsenic levels in water," says Zhu. "Even if we solve that problem," he says, "it still gets into rice."
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