Economists are outdoing each other with ever more curious instruments, ranging from lethal mosquitoes to heirless maharajahs, or, most recently, wind speeds and sea currents.
经济学家们正致力于使用更加稀奇的工具来斗法，这些工具从致命蚊子到无嗣的印度土邦主，或是近期的风速、洋流等无所不包。
It is transmitted to humans from female Anopheline mosquitoes and can be lethal unless treated.
它是由雌性按蚊传布给人类的，而且如不美观不治疗的话可能致命。
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