upgrade

名词 upgrade:

1. an upward slope or grade (as in a road)
   同义词：ascent, acclivity, rise, raise, climb
2. software that provides better performance than an earlier version did
3. a reservation that is improved
4. the property possessed by a slope or surface that rises
   同义词：rise, rising slope
5. hardware that provides better performance than an earlier version did
6. the act of improving something (especially machinery) by raising it to a higher grade (as by adding or replacing components)

动词 upgrade:

1. rate higher; raise in value or esteem
2. to improve what was old or outdated
3. give a promotion to or assign to a higher position
   同义词：promote, advance, kick upstairs, raise, elevate
4. get better travel conditions
5. give better travel conditions to

1. Soon the truck come into sight around a bend and on an upgrade.
   不一会卡车就出现在一个拐弯和上坡处。
2. She was upgraded to (the post of) sales director.
   她已提升为销售部主任。
3. The consulate was upgraded to embassy status.
   该领事馆已升格为大使馆。