Old World gooselike duck slightly larger than a mallard with variegated mostly black-and-white plumage and a red bill
large crested fish-eating diving duck having a slender hooked bill with serrated edges 同义词：merganser, fish duck, sawbill,
例句与用法
1.
In summer the sheldrakes and bar - headed geese dwell on the lake while the black - necked cranes gather here to spend winter 夏日湖面上有麻鸭、斑头雁游憩；冬天，成群的黑颈鹤栖息在这里。
2.
Rupert sheldrake , whose research is funded by the respected trinity college , cambridge , said on tuesday he had conducted experiments that proved that such precognition existed for telephone calls and even e - mails 谢德拉克在周二5日表示，他已通过实验证实，人们不但对拨打来的有预知，甚至对收到的电子邮件也有。
3.
Undeterred , sheldrake - who believes in the interconnectedness of all minds within a social grouping - said that he was extending his experiments to see if the phenomenon also worked for mobile phone text messages 充满信心的谢德拉克相信，同一社交圈中的人的思维活动是相互有关联的。他表示，他将扩大实验范围，看看心灵感应现象是否在手机短信中起作用。
4.
Rupert sheldrake , whose research is funded by the respected trinity college , cambridge , said on tuesday he had conducted experiments that proved that such precognition existed for telephone calls and even e - mails 鲁珀特谢德瑞克的研究得到受尊崇的剑桥大学三一学院资助，他周二表示，已进行实验，证明这种未卜先知会出现在接电话，甚至是收电子邮件时。
5.
However , his sample was small on both trials - just 63 people for the controlled telephone experiment and 50 for the email - and only four subjects were actually filmed in the phone study and five in the email , prompting some scepticism . undeterred , sheldrake - who believes in the interconnectedness of all minds within a social grouping - said that he was extending his experiments to see if the phenomenon also worked for mobile phone text messages 然而，两次实验涉及的对象范围都很小仅有63人参与了电话实验， 50人参与了电子邮件实验而电话研究实验中只有4人电子邮件实验中只有5人被录制下了实验过程，这难免让人对实验结果的准确性产生了怀疑。
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