He said they had voiced worries about dangerous space debris and escalating military rivalry in space, but said such fears were groundless.

他说这些国家担心太空碎片会有危险以及太空军事竞争升级，但是他说这些担心毫无根据。

youdao

Space travel can be so delightful but at the same time invisibly dangerous.

太空旅行是如此令人愉快，但同时又存在无形的危险。

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Space is a dangerous place for human beings.

太空对人类来说是一个危险的地方。

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Military commander Major General Igor Makushev said the military will develop a series of measures aimed at protecting Russia from falling meteorites and other dangerous space objects.

FORBES: Russia Military To Shoot Down Meteors

"To call for 1970s-style government mandates is frankly dangerous in the wireless space, " says Joseph Farren, director of public affairs for CTIA-The Wireless Association.

FORBES: Spectrum Warriors

Space flight is dangerous, just as exploration has been dangerous since the earliest days when humans sought to learn what existed beyond the horizon.

NPR: Former Astronaut on NASA Risk Assessment