在大多数疟疾流行国家，对氯喹和磺胺多辛+乙胺嘧啶等较早一代抗疟药物的耐药性十分普遍。
Resistance to earlier generation antimalarial medicines such as chloroquine and sulfadoxine-pyrimethamine is widespread in most malaria-endemic countries.
对面莱克辛顿大街上，一名从50年代起就在上东区居住的妇女告诉记者，她已预料到每年冬天的空气污染会很严重。
Over on Lexington Avenue, a woman who had lived on the East Side since the 1950s said she had come to expect a certain heaviness in the air each winter.
彼得·辛格说：“他们的地位与莱特兄弟发明的第一台飞机不相上下，他们是第一代无人机。”
"They're actually just like that Wright brothers Flyer, " Singer says. "They're the first generation of all this."
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