挥之不去 Lingering ; can't take it away ; Haunted

他将泪挥去 He wipes the tears

挥之即去 Marching orders to go

挥不去的情愁 Cannot wield the sentiment worried ; Get rid of Melancholy ; There is no Don't go to the nostalgia ; Not to worry

挥之不去的不详之物 albatross round one's neck

挥之不去的问题 Occupied Minds

挥之不去的回忆 Haunted Memories

挥之不去的梦魇 And drive them away

挥不去的梦魇 Dre s Karma

挥发性固体去除率 removal percentage of volatile solid