1.
A Preliminary Taxonomic Study on the Potamanthidae from Mainland of China (Insecta: Ephemeroptera);
中国大陆河花蜉科初步分类研究（昆虫纲：蜉蝣目）
2.
Distribution characteristics of Hexi corridor inland river basins' runoff in recent 51 years
河西走廊3大内陆河近51年出山径流分布特征
3.
The water above the continental shelf is moved by the tides and by estuarine currents.
潮流和河口流使大陆架上的海水流动。
4.
The rivers and forests of the New World were abundant in fish and game.
美洲大陆的河流和森林里有大量的鱼类和兽禽。
5.
long-necked river duck of the Old and New Worlds having elongated central tail feathers.
新、旧大陆长脖子河鸭，尾巴中间羽毛细长。
6.
Two thirds of the continent is covered in ice during glacial period.
该大陆的三分之二地区在冰河时代被冰覆盖著。
7.
Two thirds of the continent be covered In Ice during glacial period
该大陆的三分之二地区在冰河时代被冰覆盖著
8.
Two thirds of the continent was covered in ice during glacial periods.
该大陆的三分之二地区在冰河时代被冰覆盖着。
9.
Sustainable Development Research of Along New Eurasia Continental Bridge in Henan Province;
河南省新亚欧大陆桥沿线区域可持续发展研究
10.
Neither the upper bend of the Don, nor the crucial land bridge, had been secured.
上游的顿河河曲和关系重大的陆口桥梁此时都未到手。
11.
Besides, the Tweed, the Tyne, the Tees and the Thames Rivers on the east coast all face the North Sea ports on the European continent.
除此以外，东海岸的邓恩河，泰河，迪斯河和泰晤士河都面临欧洲大陆上的北海各港口。
12.
It is the largest river in North America.
它是北美大陆流程最远、域面积最广、量最大的河流。
13.
Continents Adrift and Continents Aground
大陆漂移与大陆固定
14.
The more mixing that occurs in the estuary, the greater is the landward flow in the subsurface layer.
在河口湾出现的混合越强烈，次表层向陆地方向的流量就越大。
15.
The Fluvial-Delta Sedimentary System Analysis of the Large Scale Nonmarine Depression Basin in Arid Climate;
陆相大型坳陷盆地干旱气候条件下河流三角洲沉积体系分析
16.
riverine units of the Marine Corps.
海军陆战队的河战分队
17.
The land mass comprising the continents of Europe and Asia.
欧亚（大陆）由欧亚大陆构成的陆地块
18.
At last he touched down on the mainland.
最后他在大陆上着陆了。