Of course, we now know that the planets, including Earth, revolve around the Sun, and that the solar system is only a tiny part of the universe.

当然，我们现在知道，包括地球在内的行星都围绕太阳公转，而太阳系只是宇宙的一小部分。

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Our earth is but a tiny part of the universe.

我们的地球只是宇宙中微小的一部分。

youdao

Raw milk makes up a tiny part of the overall American milk market, perhaps half a percent.

生奶在美国牛奶市场占据很小的份额，大概是0.5%。

youdao

A tiny part at the bottom of the rocket had fallen out too early.

VOA: special.2009.07.01

That tiny part sent a signal to computers that the launch had taken place.

VOA: special.2009.07.01

Tiny insects likely play a big part in spreading the viruses.

VOA: special.2009.09.15

But Simon Anholt says advertising is just a tiny part of what nation branding is about.

NPR: Consultants Develop Notion of Branding Nations

But the fall is, in fact, only a tiny part of an impressive story.

WSJ: Culture City: One Small Stumble on the Stage, One Giant Step to Stardom

Internet sales, however, are a tiny part of their business and likely to remain so.

ECONOMIST: Retailing: Carrefour at the crossroads | The