那茫茫一生中苦苦寻觅的东西的英文

what i'd been searching for all of my life

• 那:    a surname
• 茫茫:    boundless and indi ...
• 一生:    a lifetime; all on ...
• 中:    hit; fit exactly
• 苦苦:    hard; strenuously
• 寻觅:    seek; look for
• 的:    4次方是 The fourth po ...
• 东西:    thing