(1)不幸福(愉快)的，愁苦的(sad; miserable; wretched)[A (about/at)]：look/sound～看上去/聽起來不高興; an～occasion/atmosphere/face/person不愉快的場合/氣氛/面容/人;～childhood不幸的童年;His plan made her～. 他的計劃使她不快。(investor) be～about the new house/risk(投資者)對新房子不滿意/對新的冒險很焦慮;〖同〗 sad，sorrowful，depressed;〖反〗 happy，gay，cheerful;
(2)不幸的，令人遺憾的(not fortunate or lucky;regrettable)：an～coincidence/meeting/state of affairs 令人遺憾的巧合/會面/事態(tài);He has an～knack of always saying the wrong thing. 遺憾的是他總說些不合時宜的話?！纪絬nfortunate，unlucky;〖反〗happy，lucky;
(3)不明智(恰當)的(unsuitable; inappro-priate)[通常作attrib](fml)：an～comment/decision /choice /mistake /remark/venture/statement 不明智(恰當)的評論/決定/選擇/錯誤/話/冒險活動/評述;Telling the hostess that the pie was“almost perfect”was an～choice of words. 對女主人說餡餅“還算不錯”是用詞欠妥?！纪絬nfortunate，unwise，foolish;〖反〗happy，fortunate，wise;
←happy adj;
→un′happily adv 不愉快地;un′happiness n 不幸福