Hesperornis is an extinct genus of flightless aquatic birds that lived during the Late Cretaceous.

黄昏鸟是一种已经灭绝的会翔的水鸟，生活在白垩纪晚期。

The penguin is a flightless bird.

企鹅是一种会的鸟。

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

一些昆种类，，出现无翅个体，被称为无翅型。

Hesperornis is an extinct genus of flightless aquatic birds that lived during the Late Cretaceous.

黄昏鸟一种已经灭绝的不会飞翔的水鸟，生活在白垩纪晚期。

The penguin is a flightless bird.

一种不会飞的鸟。

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

一些昆虫种类，如蚜虫，出现无翅个体，被称为无翅型。

Hesperornis is an extinct genus of flightless aquatic birds that lived during the Late Cretaceous.

黄昏是种已经灭绝不会飞翔水，生活在白垩纪晚期。

The penguin is a flightless bird.

企鹅是种不会飞。

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

些昆虫种类，如蚜虫，出现无翅个体，被称为无翅型。

Hesperornis is an extinct genus of flightless aquatic birds that lived during the Late Cretaceous.

黄昏鸟是一种已经灭绝的不会飞翔的水鸟，生活在白垩纪晚期。

The penguin is a flightless bird.

企鹅是一种不会飞的鸟。

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

一些昆虫种类，如蚜虫，出现翅个体，被翅型。

Hesperornis is an extinct genus of flightless aquatic birds that lived during the Late Cretaceous.

黄昏是一种已经灭绝的不会飞翔的水，生活在白垩纪晚期。

The penguin is a flightless bird.

企鹅是一种不会飞的。

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

一些昆虫种类，如蚜虫，出现无，被称为无型。

Hesperornis is an extinct genus of flightless aquatic birds that lived during the Late Cretaceous.

黄昏鸟是一种已经灭绝的不会飞翔的水鸟，生活在白垩。

The penguin is a flightless bird.

企鹅是一种不会飞的鸟。

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

一些昆虫种类，如蚜虫，出现无翅个体，被称为无翅型。

Hesperornis is an extinct genus of flightless aquatic birds that lived during the Late Cretaceous.

黄昏鸟是一种已经灭绝的不会飞翔的水鸟，生活在白垩纪晚期。

The penguin is a flightless bird.

企鹅是一种不会飞的鸟。

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

一些昆虫种类，如蚜虫，出现无翅个体，无翅型。

Hesperornis is an extinct genus of flightless aquatic birds that lived during the Late Cretaceous.

黄昏是一种已经灭绝不会翔水，生活在白垩纪晚期。

The penguin is a flightless bird.

企鹅是一种不会。

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

一些昆虫种类，如蚜虫，出现无翅个体，被称为无翅型。

Hesperornis is an extinct genus of flightless aquatic birds that lived during the Late Cretaceous.

黄昏鸟已经灭绝的不会飞翔的水鸟，生活在白垩纪晚期。

The penguin is a flightless bird.

企鹅不会飞的鸟。

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

些昆虫类，如蚜虫，出现无翅个体，被称为无翅型。