evanesced的音標為[?"v?ns?d]，基本翻譯為“消失，消散；短暫存在；短暫出現”，速記技巧為“evan（消失）+ esced（過去式ed形式）= evanesced（消失）”。

evanesced這個詞的詞源可以追溯到拉丁語evanescere，意為“變得模糊、消失”。它的變化形式包括過去式evanescens、過去分詞evanescent和現在分詞evanescent。

相關單詞包括：evanescent（模糊的、易逝的）、evanescent light（波光）、evanescent hope（短暫的希望）、evanescent memory（模糊的記憶）、evanescent dream（轉瞬即逝的夢）等。這些單詞都與evanesced這個詞有關，描述了易逝、模糊、短暫等特征。

具體來說，evanescent light可以被解釋為波光，它是一種短暫且易逝的光線，在科學和文學中都有所描述。evanescent hope則可以用來形容人們對于未來的短暫且可能無法實現的希望。evanescent memory則可以用來描述人們對于過去事件的模糊記憶，這些記憶可能在時間的長河中被沖淡或遺忘。

總的來說，evanesced這個詞及其相關單詞都強調了易逝、模糊和短暫等特征，這些特征在文學、科學和日常生活中都有廣泛的應用。

常用短語：

1.evanesce away

2.evanescent effect

3.evanescent memory

4.fade away

5.disappear gradually

6.vanish without trace

7.pass into oblivion

例句：

1.The hope of a better future evanesced away with the years.

2.The candlelight flickered in the evanescent effect of the wind.

3.The evanescent memory of my childhood days has faded away with time.

4.As the sun set, the flowers gradually faded away.

5.After the storm, the landscape had vanished without trace.

6.The news of his death has passed into oblivion.

7.The memories of my childhood are fading into the mist of time, but they remain evanescent and precious to me.

英文小作文：

Time is like an evanescent breeze, it flows by silently and leaves no trace behind. As I look back on my past, I realize that some things have faded away, while others remain vivid and precious in my memory. Memories of my childhood, like a dream, are still evanescent and beautiful to me. However, as I grow older, I realize that time is not infinite and that some things must eventually fade away. It is then that I cherish those moments more than ever before, knowing that they will never be repeated.