Hold Up A Light的意思|示意

To show why it is that the Moon changes shape ask someone to hold up a white ball and walk round a light with it.

为了表示为什么月亮改变形状，让人拿着一个白色的球然后绕着灯走。

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。

But as the scale grows and the demand for biofuel crops seems to be infinite, we're seeing some negative effects and we need to hold up a yellow light.

但随着规模增长，对生物燃料作物的需求似乎无穷无尽，我们看到一些负面影响，需要举起黄灯。

Ted Crawford: I used to candle eggs at my grandfathers farm; hold an egg up to a light and look for imperfections.

特德·克劳福德：我曾经在祖父的农场对着烛观察蛋， 只要拿起一只蛋，举至源处，就能寻找到它们之间的别与缺陷。

Smokers who had predicted they could resist a lot of temptation tended to hold the unlit cigarette — and were more likely to light up, said Nordgren.

那些自认为抗诱惑能力很强的人，认为可以拿烟而不点烟的人，却更容易抽烟，诺基任说。

Crawford: I used to candle eggs at my grandfathers farm; hold an egg up to a light and look for imperfections.

特德·克劳福德：我曾经在祖父的农场对着烛光视察鸡蛋，只要拿起一只鸡蛋，举至光源处，就能寻找到它们之间的不同与缺点。