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Welcome to the Voice of America's News Words.
欢迎收看美国之音：新闻词汇。
America's space agency, NASA, released a picture of a helicopter attached to the spacecraft Perseverance on the planet, Mars.
美国航空航天局发布了一张照片，照片上一架直升机附着在火星上的“毅力号”火星车上。
Pioneer. The robotic helicopter, named Ingenuity, is being prepared for the first controlled flight on Mars.
先驱。这架名为“智慧号”的无人直升机正在为首次控制火星飞行做好准备。
NASA said it could pioneer a new way of planetary exploration.
美国航空航天局表示，他们可以开创一种新的行星探索方式。
To pioneer is to lead in a new idea or effort.
“先驱”就是领导一个新的想法或努力。
A pioneer clears a path for others to follow.
“先驱”为大家开辟了一条道路。
Early Americans who moved west to settle wild territory were called pioneers.
早期移居西方定居荒野的美国人被称为“先驱”。
