Wang Ping: There was an interesting story about the duckbill.
王平：提起鸭嘴兽还有段趣事呢。
Jeff: Of course, they have strange appearances, such as duckbill, Millie, and kookaburra.
杰夫：当然，它们的外貌稀奇古怪，有鸭嘴兽、针、笑翠鸟。
The platypus, also known as duckbill for the shape of its mouth, is one of the oldest animals in the world.
因其嘴巴的形状而得名的鸭嘴兽是世界上最古老的哺乳动物之一。
Especially, the side-open "conic duckbill" mounted on the unit effectively presents the soil blocking up problem.
特别是侧向开启圆锥形鸭嘴有效地避免了堵土问题，是一种极有前途的新颖部件。
Especially, the side-open "conic duckbill" mounted on the unit effectively presents the soil blocking up problem.
特别是侧向开启圆锥形鸭嘴有效地避免了堵土问题，是一种极有前途的新颖部件。
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