名詞 daydream:

1. absentminded dreaming while awake
   同義詞：reverie, revery, daydreaming, oneirism, air castle, castle in the air, castle in Spain

動(dòng)詞 daydream:

1. have a daydream; indulge in a fantasy
   同義詞：dream, woolgather, stargaze
2. have dreamlike musings or fantasies while awake
   同義詞：moon

1. Detachment from one's physical surroundings, as in contemplation or daydreaming.
   入定與某人的物質(zhì)環(huán)境所分離，如在冥思或白日夢中
2. Indulging in fanciful daydreams.
   異想天開的放任于稀奇的白日夢的
3. She stared out of the windows, lost in daydreams.
   她凝視窗外，陷入白日夢中。
4. He sat in the classroom, daydreaming about the holidays.
   他坐在教室里，幻想著度假。

day.dream

n.（名詞）
A dreamlike musing or fantasy while awake, especially of the fulfillment of wishes or hopes.
白日夢：醒時(shí)象夢的冥想或幻想，尤指期望或希望的實(shí)現(xiàn)
v.intr.（不及物動(dòng)詞）
day.dreamed 或 day.dreamt [-drμmt.] day.dream.ing,day.dreams
To have dreamlike musings or fantasies while awake.
做白日夢：醒時(shí)有象夢一樣的冥想或幻想

【引伸】
day.dream.er
n.（名詞）