The tree model is a convenient way of representing the development of a language family and of showing how closely related two of more languages are.

树形模型是表示一个语言家族的发展并显示两种或更多语言的密切相关程度的一种便捷方式。

youdao

So both stammer and stutter evolved from the same Germanic language family.

因此，stammer 和 stutter 都由日耳曼语语系演化而来。

youdao

Austronesian languages, by contrast, may have the simplest sounds of any language family.

与之形成对比的是南岛语族，它们可能是所有语系中发音最简单的。

youdao

The language of the Uighurs, a Muslim minority group in China, is a Turkic language and falls in the same language family as Turkish.

CNN: How you connected China and Turkey

Some linguists, though, instead classify them as separate languages within a language family, analogous to the French, Spanish and Italian languages within the Romance language family.

FORBES: Chinese New Year Resolution: Get The Facts Straight

Recent research has shown that the language family tree as reconstructed by linguists overlaps remarkably well with the one independently drawn for the corresponding people by molecular biologists.

ECONOMIST: Letters