名詞 doldrums:

1. a state of inactivity (in business or art etc)
   同義詞：stagnation, stagnancy
2. a belt of calms and light winds between the northern and southern trade winds of the Atlantic and Pacific

1. My brother has been in the doldrums since he failed to get on the swimming team.
   我兄弟自打沒能進(jìn)入游泳隊以來一直精神萎靡不振。
2. Despite these measures, the economy remains in the doldrums.
   盡管采取了這些措施，經(jīng)濟(jì)狀況仍然毫無起色。
3. He's been in the doldrums ever since she left him.
   自從她離開他以來，他一直很消沉。

dol.drums

pl.n.(used with a sing. or pl. verb)（復(fù)數(shù)名詞）（與單數(shù)或復(fù)數(shù)動詞連用）

A period of stagnation or slump.
經(jīng)濟(jì)蕭條期：經(jīng)濟(jì)蕭條或衰落期
A period of depression or unhappy listlessness.
憂郁期：沒精打采的日子，消沉的日子

A region of the ocean near the equator, characterized by calms, light winds, or squalls.
赤道無風(fēng)帶：靠近赤道的海域，特征是或風(fēng)平浪靜，或起微風(fēng)或起颶風(fēng)
The weather conditions characteristic of these regions of the ocean.
無風(fēng)天氣：赤道無風(fēng)帶的無風(fēng)天氣

來源：
Alteration influenced by tantrum
受 tantrum的變化
of obsolete doldrum [dullard]
廢語 doldrum的變化 [笨蛋]
from Middle English dold [past participle of] dullen [to dull]
源自 中古英語 dold [] dullen的過去分詞 [使枯燥]
from dul [dull] * see dull
源自 dul [枯燥] *參見 dull