earthing
柯林斯词典
1. N-PROPER Earth or the Earth is the planet on which we live. People usually say Earth when they are referring to the planet as part of the universe, and the Earth when they are talking about the planet as the place where we live. 地球
The space shuttle Atlantis returned safely to Earth today. 亚特兰蒂斯号航天飞机今天安全返回地球。
2. N-SING The earth is the land surface on which we live and move around. 陆地; 地面
The earth shook and swayed and the walls of neighbouring houses fell around them. 地面晃动起来，附近房子的墙壁在他们周围坍塌了。
3. N-UNCOUNT Earth is the substance on the land surface of the earth, for example clay or sand, in which plants grow. 土壤; 土地
The road winds for miles through parched earth, scrub and cactus. 那条路蜿蜒数英里，穿过干热的土地、灌木丛和仙人掌，。
4. N-SING The earth in an electric plug or piece of electrical equipment is the wire through which electricity passes into the ground and which makes the equipment safe. 地线[英国英语]
...an insulated earth. …一根绝缘地线。
5. →see also down-to-earth
6. PHRASE On earth is used for emphasis in questions that begin with words such as "how," "why," "what," or "where." It is often used to suggest that there is no obvious or easy answer to the question being asked. 到底; 究竟[强调]
How on earth did that happen?
那到底是怎么发生的？
7. PHRASE On earth is used for emphasis after some negative noun groups, for example "no reason." 根本 (常用在否定句中)[强调]
There was no reason on earth why she couldn't have moved in with us. 她不能跟我们一起搬进来根本没有道理。
8. PHRASE If you come down to earth or back to earth, you have to face the reality of everyday life after a period of great excitement. 回到现实
When he came down to earth after his win he admitted: "It was an amazing feeling."
当在胜利之后回来面对现实时他承认：“当时感觉太棒了。”
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