Since last September, college students in the U.S., Canada, Italy, and Poland have been researching, designing, and building their remote-controlled rovers in preparation for the ultimate test.

从去年9月起，来自美国、加拿大、意大利和波兰的高校在校生一直在研究、设计和制作他们的遥控探测车，为最终测试做准备。

youdao

Since last September, college students in the U.S., Canada, Italy, and Poland have been researching, designing, and building their remote-controlled rovers in preparation for the ultimate test.

从去年9月起，来自美国、加拿大、意大利和波兰的高校在校生一直在研究、设计和制作他们的遥控探测车，为最终测试做准备。

youdao