letdown　英 ['let'da?n] 　 　 美 ['let?da?n] 　 　n. 失望英英釋義Noun:a feeling of dissatisfaction that results when your expectations are not realized;當(dāng)你的期望沒(méi)有實(shí)現(xiàn)時(shí)產(chǎn)生的不滿情緒；"his hopes were so high he was doomed to disappointment"“他的希望如此之高，注定要失望”。例句用作名詞(n.)1、Not getting an invitation to the party is a big letdown for Jill.沒(méi)有接到參加晚會(huì)的邀請(qǐng)，吉爾感到十分失望。2、To some, the apparent limitations of quantum computers might come as a letdown.或許會(huì)有些人認(rèn)為，量子電腦明顯的局限真是令人失望。擴(kuò)展資料：近義詞的用法disappointment　英 [?d?s?'p??ntm?nt] 　 　 美 [?d?s?'p??ntm?nt] 　 　n. 失望；令人失望的人或事例句用作名詞(n.)1、She concealed her disappointment from her mother.她對(duì)母親隱瞞了自己的失望。2、He tried to mask his disappointment with a smile.他試圖以微笑來(lái)掩飾他的失望。詞義辨析despair，desperation，depression，disappointment這些名詞都有“絕望、沮喪”之意。1、despair普通用詞，指因?yàn)?zāi)難等因素而喪失希望和信心，陷入沮喪，絕望的境地。2、desperation語(yǔ)氣強(qiáng)烈，指因絕望而使人采取無(wú)所顧忌的瘋狂行動(dòng)。3、depression側(cè)重指因遭受重大失利或挫折而產(chǎn)生的低落情緒。4、disappointment多指愿望或期望的落空。