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英语单词
upgrade
C1英 /ˈʌpɡreɪd/美 /ˈʌpɡreɪd/
noun
升级；提升
the act of making a machine, computer system, etc. more powerful and efficient; the more powerful and efficient machine, computer system, etc.
verb
升级；提升
to make a machine, computer system, etc. more powerful and efficient; to start using a new and better version of a machine, system, etc.
真实视频例句
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Transportation: I think the smart strategy is to first go for cargo delivery—essentially satellite delivery—and our eventual upgrade path is to fold the successor to Saturn V.
关于交通运输：我认为明智的策略是先专注于货运——本质上是卫星送货——而我们最终的升级路径是折叠并复用土星五号的继任者。
Elon Musk's 2003 Stanford University Entrepreneurial Thought Leaders Lecture
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