upgrade
v[Tn, Tn.pr]
~ sb/sth (to sb/sth) raise sb/sth to a higher grade or rank 提高某人[某事物]的级别或等级
She was upgraded to (the post of) sales director. 她已提升为销售部主任.
The consulate was upgraded to embassy status. 该领事馆已升格为大使馆. Cf 参看 downgrade.
upgrade n (US) upward slope 向上的斜坡.
🎯 考研助记
up(向上)+grade(等级)= 升级
🔁 扩展释义
*['ʌpgreid]n. 上坡, 升级, 上升ad. 往上vt. 使升级, 提升, 改良品种vi. 升级【计】 升级【医】 提升等级, 提高标准相关词组: on the upgrade