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to upgrade
01
升级一些东西
to improve a machine, computer system, etc. in terms of efficiency, standards, etc.
02
提升
to improve something to a higher level of quality, significance, or importance
03
给某人一个更好的座位（飞机等）
to provide someone with a better seat on an airplane or a better room in a hotel than the one for which they have paid
04
提升
to receive better conditions without actively seeking them
05
提升
to promote or elevate an employee to a higher position, level, or rank
Upgrade
01
升级
the process of improving a computer system, machine, etc. in a way that it is more efficient or powerful
02
升级
hardware that provides better performance than an earlier version did
03
升级
the property possessed by a slope or surface that rises
04
升级
a reservation that is improved
05
升级
software that provides better performance than an earlier version did
06
升级
an upward slope or grade (as in a road)
例子
The engineers are upgrading the power grid for better efficiency.
The city is upgrading its public transportation infrastructure.
The company upgrades its software regularly to enhance performance.
The team has upgraded the website to improve user experience.
He upgrades his phone every two years to get the latest features.
