tephra
英['tefrə]
美['tefrə]
- n. 火山喷发碎屑
双语例句
- 1. Mustafar's skies are obscured by choking black clouds of ash, smoke and tephra.
- 穆斯塔法的天空弥漫着令人窒息的黑云，其主要成分为灰烬、烟雾与火山灰。
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- 2. Tephra is any fragmented material produced by a volcanic eruption, be it ash or rock.
- 无论是灰烬还是岩石，所有因火山爆发而形成的碎片状物质都称作火山灰。
youdao
- 3. The ledge was covered with heavy ash, called tephra, and speckled with droplets of volcanic glass and delicate lava threads known as Pele's hair.
- 岩架上覆盖了厚厚的火山灰烬，其间点缀着火山玻璃珠和被称之为火山毛(Pele ' s hair)的熔岩细线。
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- 4. New information on the response of vegetation to air-fall volcanic ash is provided by analysis of phytoliths from sediments containing major tephra beds.
- 含火山灰层沉积的植硅体分析为了解植被对从空中下降的火山灰的反应提供新的信息。
youdao
- 5. Significant changes in phytolith assemblages occur at the same depth as four major tephra. indicating a sharp decline in trees and shrubs and a surge in grass and Cyperaceae.
- 植硅体组合在4个主要的火山灰层都发生了明显的变化，表现在树木和灌木的急剧下降及禾草类和莎草科的繁盛。
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- 6. Around the same time, a massive volcanic eruption in the Wrangell Mountains in Alaska occurred, blanketing the area in a layer of ash, up to a foot deep, called the White River tephra.
- 大致在同一时期，阿拉斯加州的弗兰格尔山脉出现了大规模的火山爆发，这个地区遂被深达一英尺的怀特河火山灰所覆盖。
youdao
- 7. Around the same time, a massive volcanic eruption in the Wrangell Mountains in Alaska occurred, blanketing the area in a layer of ash, up to a foot deep, called the White River tephra.
- 大致在同一时期，阿拉斯加州的弗兰格尔山脉出现了大规模的火山爆发，这个地区遂被深达一英尺的怀特河火山灰所覆盖。
youdao
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