| 词汇 | melt down |
| 释义 | Phr V melt down melts, melting, melted melt down sth or melt sth down if you melt something down, especially a metal object, you heat it until it changes to liquidStolen gold rings are often melted down to make new ones. meltdown noun a dangerous situation in a nuclear power station when the material becomes so hot that it melts, burns through its container, and radiation (= energy very harmful to living things) escapesThe inspectors feared a meltdown of Chernobyl proportions. melt sth down • melt down sth to heat metal until it becomes a liquid and can be used again: Silver from this period is rare, as it was melted down in the Revolution to fund wars. The beautiful copper engraving had been melted down to make a tea-kettle.meltdown n C,U a very dangerous situation in which the material in a nuclear reactor melts and burns through its container, allowing radioactivity (energy that is very harmful to living things) to escape. A nuclear reactor is a large machine that produces nuclear energy.: One incident at Greifswald nearly caused a meltdown in 1976, which would have been a disaster even greater than Chernobyl. melt down1. intransitive To melt from a solid to a liquid state. By the time the ceremony was over, the elaborate ice sculpture had melted down into a large puddle. 2. To cause something to melt from a solid to a liquid state. In this usage, a noun or pronoun can be used between "melt" and "down." He melts recycled scrap metal down and uses it in his sculptures. 3. Of a nuclear reactor core, to become so hot as to melt through the containment unit. The entire region has been a deserted wasteland ever since the nuclear power plant melted down ten years ago. 4. To go through extreme emotional duress; to have an emotional crisis or break down. More commonly worded as "have a meltdown." He was just trying to juggle too many things at work, and he ended up melting down. melt something downto cause something frozen to melt; to cause something solid to melt. The rays of the sun melted the candle down to a puddle of wax. The heat melted down the ice. melt down1. Lit. [for something frozen] to melt. The glacier melted down little by little. When the ice on the streets melted down, it was safe to drive again. 2. Fig. [for a nuclear reactor] to become hot enough to melt through its container. The whole system was on the verge of melting down. melt downv. 1. To melt from a solid into a liquid: As ice cubes melt down, the water level in the glass remains constant. 2. To cause something to melt from a solid into a liquid: The sun melted the snowman down into a puddle. I melted down the ice on the window with a hair dryer. 3. To overheat severely and melt, resulting in the escape of radiation from a nuclear reactor core: The nuclear reactor melted down, and thousands of people had to evacuate the area. 4. Slang To have an emotional breakdown: I was dealing with a lot of stress, and I melted down on the subway when it stopped between stations. |
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