引言:
Let's go back to the place
where I first saw your face girl~

nostalgia /nɒˈstældʒə/
noun
[不可数名词] 怀旧;念旧
a feeling of sadness mixed with pleasure and affection when you think of happy times in the past
a sense/wave/pang of nostalgia
怀旧感;一阵强烈的怀旧之情
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。

nostalgic /nɒˈstældʒɪk/
1.
ADJ-GRADED 使人怀念过去的;引起怀旧之情的
Nostalgic things cause you to think affectionately about the past.
Although we still depict nostalgic snow scenes on Christmas cards, winters are now very much warmer.
虽然我们仍在圣诞卡上描绘着具有怀旧气氛的雪景,但现在的冬天比过去暖和多了。
2.
ADJ-GRADED 恋旧的;怀旧的
If you feel nostalgic, you think affectionately about experiences you had in the past.
Many people were nostalgic for the good old days...
很多人都很留恋过去的好时光。

Thanks for reading~