somebody would turn in their graveDISAPPROVEused to say that someone who is dead would strongly disapprove of something happening now 某人于九泉之下难以安息〔用于表示即使是死者也会强烈反对〕 The way Bill plays that piece would have Mozart turning in his grave. 比尔如此演奏那首曲子，会使莫扎特在九泉之下也难以安息的。
→ somebody would turn in their grave at grave1(2)