Because many factors could be acting together to cause bee colonies to collapse, Dr Cox-Foster and her colleagues decided to examine everything they could find within the empty hives.
因为蜂群衰竭是许多因素综合作用的结果，考克弗斯特博士和她的同事们决定检验在空蜂巢里能找到的一切东西。
"When I finished the call, my cell phone rang again," Dr. Cox says. "It was my daughter."
“讲完了电话，我的手机也响了，”考克斯医生说，“是我女儿来的。”
"When I finished the call, my cell phone rang again," Dr. Cox says. "It was my daughter."
“讲完了电话，我的手机也响了，”考克斯医生说，“是我女儿来的。”
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