They may also have a backup system for emergencies.
航天器上也可能有应急的后备系统。
单词 | system backup |
释义 |
system backup
原声例句
科学大揭秘 They may also have a backup system for emergencies. 航天器上也可能有应急的后备系统。 机智生活百科 However, in case the tether tears, the EVA suit has a backup system. 然而,万一绳子扯破了,舱外航天服还有一个后备系统。 |
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