This law is known to hold true for galaxies at a distance of at least several billion light years.

这个定律被普遍认为同样适用于至少数十亿光年之远的星系。

《柯林斯英汉双解大词典》

This is because ants are so light they only use a small amount of their muscles to hold themselves up, leaving the rest of their strength for lifting.

这是因为蚂蚁太轻了，只需要很少的肌肉就能让自己站起来，留下其他力气搬东西。

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Crank arms attached to this platform are made from 7000-series aluminum, and to keep it light, the platforms that hold bikers are made of carbon fiber.

附连着这个平台的曲臂由7000号铝制成，为了保持车子轻便，承载车手的平台均用碳纤制成。

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In place of the keyboard Stantum has put down its own touchscreen LCD, but despite this thrown together nature, the device is actually surprisingly comfortable to hold and relatively light.

ENGADGET: Stantum multitouch Slate PC prototype hands-on Hands-on

This is essentially analogous to online interactions where friends on social networking sites hold you in a positive light.

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