例句：
The plant ACTS as a sedative in treating neuralgia.
这种植物被用作治疗神经痛时的镇静药。
She is filled with nostalgia for her own college days.
她对自己的大学时代充满了怀念之情。
The images provoked strong surges of nostalgia for the days of yore.
这些影像勾起了对昔日时光的深深怀念。
He might be influenced by nostalgia for the surroundings of his happy youth.
他也许被他对快乐青年时代的环境的怀念影响了。