深海底是什麼意思？英文翻譯以專業解釋、例句

英語翻譯：

【經】 abyssal floor

分詞翻譯：

深的英語翻譯：

close; dark; deep; deepness; late; profound; profundity; very
【醫】 batho-; bathy-

海底的英語翻譯：

sea floor; seabed

專業解析

The term "深海底" (shēn hǎi dǐ) refers to the deepest regions of the ocean floor, typically defined as areas below 3,000 meters in depth. In English, it is most accurately translated as the"abyssal zone" or"abyssal plain", a permanently dark and high-pressure environment devoid of sunlight. This zone is characterized by extreme conditions, including near-freezing temperatures, sparse nutrients, and unique ecosystems adapted to chemosynthesis rather than photosynthesis.

The abyssal plain constitutes over 50% of Earth's surface, making it the largest habitat on the planet. Its geological features include sediment-covered plains, hydrothermal vents, and seamounts. Organisms here, such as giant tube worms and bioluminescent fish, rely on organic debris sinking from upper ocean layers or microbial processes around volcanic vents.

Scientific studies highlight its role in carbon sequestration, as deep-sea sediments store vast amounts of organic carbon. Additionally, mineral deposits like polymetallic nodules found in these regions have sparked interest in deep-sea mining, though ecological impacts remain a concern.

For linguistic reference, authoritative dictionaries like the Oxford English Dictionary define "abyssal" as "relating to the depths of the ocean," rooted in the Greek ábyssos ("bottomless"). This aligns with the Chinese term's emphasis on profound depth and ecological isolation.

網絡擴展解釋

"深海底"一詞可從以下幾個方面詳細解釋：

一、基本定義深海底指海洋中水深超過200米的區域，是海洋的深水底部，覆蓋地球約71%表面積，水體體積占全球總水量97%。

二、環境特征

物理條件：水溫低、海床柔軟且環境穩定，無陽光照射和季節性變化。
地理範圍：包括太平洋、大西洋、印度洋和北冰洋等主要大洋的底部區域，通常以海底地形線為分界。

三、生物特點該區域因缺乏光合作用條件，植物種類匮乏，但栖息着大量適應高壓、黑暗環境的深海動物，如管蟲、深海魚類等。

四、延伸含義在成語或文學語境中，"海底"可比喻隱藏的真相或秘密，而"深"字本身帶有"程度高""距離大"的引申義，因此"深海底"也可用於形容事物被深層次隱藏的狀态。