frontier
n. 边界; 前沿,新领域; (美国)西部边疆
A frontier is a border between two countries.
It wasn't difficult then to cross the frontier.
那时穿越边境并不困难。
When you are talking about the western part of America before the twentieth century, you use frontier to refer to the area beyond the part settled by Europeans.
...a far-flung outpost on the frontier.
远驻西部边疆的前哨
The frontiers of something, especially knowledge, are the limits to which it extends.
...pushing back the frontiers of science.
推进科学前沿
...technological frontiers.
技术尖端
1. a wilderness at the edge of a settled area of a country;
2. an international boundary or the area (often fortified) immediately inside the boundary
3. an undeveloped field of study; a topic inviting research and development;
border, bounds, boundary, frontier, limit
这些名词均含有"边界,边境"之意。
Provide the customs transit, reloading and information feedback for goods in frontier ports.
提供货物在边境口岸的转关, 换装,信息反馈.
In the untamed frontier of the Kamchatka Peninsula, poaching keeps the bears at risk.
在堪察加半岛蛮荒的边疆, 偷猎让俄罗斯熊处于危险之中.
They lived in log cabins on the frontier.
他们住在边境的木屋里.
The car was turned back at the frontier.
汽车在边境处被拦住了.
But I tell you the New Frontier is here, whether we seek it or not.
但是我要告诉大家,“新边疆”就在眼前, 无论我们要不要去寻找它.