企鹅用它们短小的翅膀在水里游泳。

___Penguins use their small wings to swim in the water.

俱乐部的成员都穿着黑白礼服，自称是企鹅。

The club members wore black-and-white suits and called themselves the ___Penguins.

这只企鹅是Linux操作系统的官方吉祥物。

The ___penguin is the official mascot of the Linux operating system.