With a good shovel, you can cut an outline of the garden in the grass. Your child can then pull the sod away and set it aside it for composting.
先用一把好铲子在草地上划出花园的轮廓。你的孩子可以把草皮拉开,把它放在一边用作堆肥。
One of them is the force of gravitation (地心引力), which tries to pull the satellite towards the earth and is like a rope which keeps the satellite from flying away.
其中一个是地心引力的力量,这股力量试图把卫星拉向地球,就像一根把卫星绑住的绳子,防止卫星飞远了。
Then came the big moment: my daughter would stride to the driver’s side of the car, pull the door open, slide in, and drive away.
接着重大的时刻来临了:我的女儿会迈着大步走向司机座位那边,拉开车门,溜到座位上把车开走。
So you can think about how these 2 things combined are going to be electronegativity, which is a measure of how much an atom wants to pull electron density away from another atom.
因此你可以想象出,这两样性质合起来就是电负性,也就是一个度量,关于一个原子,有多希望把另一个原子的电子密度拉过来的。
So it's just a measure of how much does one given atom want to pull away electron density from, let's say, an adjacent atom.
因此,它就是度量一个给定原子有多么,想把电子密度拉过来,可以说,从相邻的一个原子那里。
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