| 释义 |
plummetplummet /ˈplʌmɪt/ verb [intransitive] ETYMOLOGYplummetOrigin: 1900-2000 plummet metal weight on a plumb line (14-21 centuries), from Old French plommet small ball of lead, from plomb; ➔ PLUMB1 VERB TABLEplummet |
| Present | I, you, we, they | plummet | | he, she, it | plummets | | Past | I, you, he, she, it, we, they | plummeted | | Present perfect | I, you, we, they | have plummeted | | he, she, it | has plummeted | | Past perfect | I, you, he, she, it, we, they | had plummeted | | Future | I, you, he, she, it, we, they | will plummet | | Future perfect | I, you, he, she, it, we, they | will have plummeted |
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| Present | I | am plummeting | | he, she, it | is plummeting | | you, we, they | are plummeting | | Past | I, he, she, it | was plummeting | | you, we, they | were plummeting | | Present perfect | I, you, we, they | have been plummeting | | he, she, it | has been plummeting | | Past perfect | I, you, he, she, it, we, they | had been plummeting | | Future | I, you, he, she, it, we, they | will be plummeting | | Future perfect | I, you, he, she, it, we, they | will have been plummeting |
THESAURUSto become less in number, size, or amount, or to make something do this► decreaseto become less in number, size, or amount, or to make something do this: Sales in Japan steadily decreased last year. ► go down to become lower or less in level, amount, size, quality, etc.: The income of ordinary workers has been going down. ► fall/drop to decrease to a lower level or amount, especially when this happens quickly: Sales have dropped 15% this year. ► plunge/plummet to decrease suddenly and by a very large amount: It was warm during the day, but at night temperatures plummeted to near zero. ► decline to decrease in quality, quantity, or importance: The company’s earnings declined 17% last year. ► diminish to become smaller or less important: Union membership diminished from 30,000 at its height to just 750 today. ► dwindle to gradually become fewer or smaller: The team’s lead had dwindled to only two points. move downward► fall to go down from a higher position to a lower position: Outside, the rain was falling steadily. The little boat rose and fell with the movement of the waves. ► drop to fall suddenly onto the ground or into something: The fruit was so ripe it began dropping from the trees. ► plummet to fall very quickly from a very high place: The plane plummeted toward the Earth. ► plunge to fall a long way down, especially into water: The divers threw themselves off the cliffs and plunged into the water below. ► tumble to fall with a rolling movement: Boulders tumbled down the side of the mountain. ► topple to fall. Used especially about things that are tall: Trees had toppled over in the storm. ► collapse if a structure or building collapses, it breaks and falls to the ground: The roof collapsed under the weight of the wet snow. 1to suddenly and quickly decrease in value or amount: Sales have plummeted.plummet (from something) to something Enrollment at the school has plummeted to 25 students.► see thesaurus at decrease12to fall very suddenly and quickly from a very high place: plummet to/toward/down etc. The plane plummeted toward the earth.► see thesaurus at fall1 → plunge |