孪生

Shorthand and typewriting have been described as the twin arts.

速记和打字被说成是技巧。

The twin sisters have a happy disposition.

这姐妹有种乐天的格。

She is often mistaken for her twin sister.

她常被人当作是她的姐妹。

The twins sleep in a bunk bed.

这兄弟睡张双层单人床。

Although they are twins, temperamentally they are as like as chalk to cheese.

尽管他们是儿，但格却截然不同。

There is no appreciable distinction between the twins.

在这子之间看不出有什么明显的差别。

Wisdom and goodness are twinborn.

智慧与善行兄弟。

Geminiviruses are a group of plant viruses occurred worldwide and characterized by their unique twinned particles, which encapsidate a circular single-stranded DNA genome.

双病毒是类世界范围内广泛发的具有形态的植物单链DNA病毒,近年来已在多种作物上造成毁灭危害,给作物产造成了严重损失。