哈佛大学的森德希尔•穆莱纳桑指出了此做法的另一个问题。

Sendhil Mullainathan of Harvard University points out another problem with the idea.

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大规模预防接种运动正在西阿韦勒(法国无国界医生组织)进行，并且预定于3月中在博尔、朱巴、尼穆莱和隆贝克开始。

Mass vaccination campaigns are ongoing in Aweil West (MSF-France) and scheduled to start in Bor, Juba, Nimule, and Rumbek in mid-March.

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据《每日邮报》报道，46岁的穆莱克十年来一直饲养失去双亲的天鹅与鹤，这些天鹅与鹤把他当作父母并跟随他的机动滑翔飞翼- - -一架挂着发动机的滑翔机。

Moullec, 46, has spent ten years raising orphaned geese and cranes, which "imprint" on him as their parent and follow his microlight-a hang glider with an engine-the Daily Mail newspaper reported.

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