blue

詞型變化：

形容詞比較級:bluer 最高級:bluest 名詞:blueness 副詞:bluely 動詞過去式:blued 過去分詞:blued 現在分詞:bluing 第三人稱單數:blues

詞意辨析：

sad, unhappy, gloomy, blue, sorrowful, melancholy

這些形容詞均含“憂傷的，悲哀的，傷感的”之意。
sad: 最常用詞，泛指一切形式的悲傷，著重暫時的不幸或感覺的憂傷。
unhappy: 多指日常生活中遇到不如意的事而感到不愉快、不幸，側重指心理狀態。
gloomy: 指愁眉苦臉，令他人也感到掃興。
blue: 非正式用詞，語氣較隨便，指較強烈的憂鬱或沮喪。
sorrowful: 多指因喪失親人等原因所引起的悲哀，也指由於錯誤而產生的悔恨交加的心情。
melancholy: 指經常性的憂鬱或悲哀，多用於文學描寫中。

英文解釋：

名詞 blue:

1. blue color or pigment; resembling the color of the clear sky in the daytime
   同義詞：blueness
2. blue clothing
3. any organization or party whose uniforms or badges are blue
4. the sky as viewed during daylight
   同義詞：blue sky, blue air, wild blue yonder
5. used to whiten laundry or hair or give it a bluish tinge
   同義詞：bluing, blueing
6. the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic
   同義詞：amobarbital sodium, blue angel, blue devil, Amytal
7. any of numerous small butterflies of the family Lycaenidae

動詞 blue:

1. turn blue

形容詞 blue:

1. of the color intermediate between green and violet; having a color similar to that of a clear unclouded sky
   同義詞：bluish, blueish
2. used to signify the Union forces in the American Civil War (who wore blue uniforms)
3. low in spirits
   同義詞：depressed, dispirited, down, downcast, downhearted, down in the mouth, low, low-spirited
4. characterized by profanity or cursing
   同義詞：blasphemous, profane
5. suggestive of sexual impropriety
   同義詞：gamy, gamey, juicy, naughty, racy, risque, spicy
6. belonging to or characteristic of the nobility or aristocracy
   同義詞：aristocratic, aristocratical, blue-blooded, gentle, patrician
7. morally rigorous and strict
   同義詞：puritan, puritanic, puritanical
8. causing dejection
   同義詞：dark, depressing, dingy, disconsolate, dismal, dispiriting, gloomy, grim, sorry, drab, drear, dreary

英文字典

相關對話：

1. He can write me letters till he's blue in the face, I'm not going to reply.
   任他沒完沒了地給我寫信，我就是不回信。
2. The room was painted in various shades of blue.
   房間是用深淺不一的藍色粉刷的。
3. I'm feeling blue today.
   我今天的心情不好。
4. She wore a dark blue coat.
   她穿著一件深藍色的上衣。