frontier
「frontier」的意思
n. 边境，国界；(常sing.) 西部边疆，边远地区；（尤指知识的）前沿，新领域；西部边疆，边远地...
n.国境,边疆,边境
「frontier」的用法
frontier边界；前沿 - 形容词或名词
「frontier」的例句
The frontier between China and Russia is very long.
中国和俄罗斯的边界很长。
She is at the frontier of scientific research.
她在科学研究的前沿。
The frontier of technology is advancing rapidly.
科技的前沿正在迅速发展。
The frontier of space exploration is constantly expanding.
太空探索的前沿不断扩展。
He is at the forefront of the movement for peace.
他在和平运动的最前线。
The frontier of art is always pushing boundaries.
艺术的前沿总是突破边界。
The frontier of medicine is constantly improving.
医学的前沿不断进步。
She is at the forefront of her field.
她在她的领域处于最前沿。
The frontier of knowledge is always expanding.
知识的前沿总是不断扩展。
The frontier of environmental conservation is crucial.
环境保护的前沿至关重要。