ADJ-GRADED
（声音或腔调）故作上流社会人士的
If you say that someone has a plummy voice or accent, you mean that they sound very upper-class. You usually use plummy to criticize the way someone speaks.
例句
...precious, plummy-voiced radio announcers.
矫揉造作、拿腔拿调的电台播音员
...a plummy accent.
故作上流社会人士的口音