ur-ocean
基本释义:
原始大洋
网络释义
1)ur-ocean,原始大洋
2)Proto-Atlantic,原始大西洋
3)proto-ocean,原始海洋
4)protooceanic rift basin,原始大洋裂谷盆地
5)oceanic era,原始海洋代
6)protooceanic,原始海洋的
用法和例句
Life seems to have originated in the primordial oceans that covered the Earth four billion years ago.
生命看来似乎起源于40亿年前覆盖着地球的原始海洋。
primitive marine animal having a saclike unsegmented body and a urochord (a notochord) conspicuous in the larva.
有囊状不分段形状身体的原始海洋动物，幼虫阶段有明显的脊索。
Your single-celled ilk, microscopic bacteria and algae, have ruled the primordial seas for almost 3 billion years.
你的单细胞同类----非常小的细菌与海藻，已经统治这片原始海洋几近30亿年之久。
A raw data acquisition system for detecting ocean wind-fields
GNSS-R海洋遥感原始数据采集系统研究与实现
Shellfish originated in Japan and were transplanted to beds in the waters of America's Pacific Coast.
蚝原始于日本，后被移殖到美国太平洋海岸的海底。
marine protozoan ecology
海洋原生动物生态学
primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies.
原始的多细胞海洋动物，其多孔的身体由纤维性骨骼构架支撑；通常以固着的群体形式出现。
Within a few years oceanography was under way.
几年以后，开始了海洋学的研究。
ON A NEW SUBSPECIES OF BOS PRIMIGENIUS FOUND ON THE BOTTOM OF BOHAI SEA AND YELLOW SEA
记黄海、渤海海底发现的原始牛新亚种
The oceans have stayed at about3.5 per cent salt content for hundreds of millions years.
亿万年以来，海洋的盐度始终保持在3.5%右。
THE EFFECTS OF ANOMALOUS SEA-SURFACE TEMPERATURE OF PACIFIC OCEAN ON THE BEGINNING OF RAINY SEASON IN DALI
太平洋海温异常对大理雨季开始期的影响
It maintains a constant level of salt in different ways.
海洋恒定的盐度是由诸多原因造成的。
The sea is the world 's greatest storehouse of raw material .
海洋是世界上最大的原料宝库
The sea is the world's greatest storehouse of raw materials.
海洋是世界上最大的原料宝库。
Primary Study of Aerobic Ocean Bacteriaum YSC-1 and Purification of Its Ferric Reductase;
海洋细菌YSC-1及其高铁还原酶的研究
Analysis and Prevention Countermeasure for Risk Cause of Marine Fisheries;
海洋渔业风险的原因分析及防范对策
Research on Inputation Principle of the Administrative Legal Responsibility in Marine Environment
海洋环境行政法律责任归责原则研究
Study of Competition between Heterosigma Akashiwo and Prorocentrum Micans
赤潮异弯藻和海洋原甲藻的竞争研究
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