pachyderm
US /ˈpæk.ə.dɝːm/
UK /ˈpæk.ə.dɝːm/
1.
厚皮动物
a very large mammal with thick skin, especially an elephant, rhinoceros, or hippopotamus.
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The zoo's newest attraction is a baby pachyderm, a tiny elephant calf.
动物园最新的景点是一只小厚皮动物，一头小象崽。
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Rhinoceroses and hippopotamuses are also classified as pachyderms.
犀牛和河马也被归类为厚皮动物。