to remove liquid from something, making it empty or dry
We need to drain the water from the pool to clean it.
プールを掃除するために水を排水する必要があります。
to let liquid flow out of something
The color drained from his face when he heard the bad news.
悪い知らせを聞いたとき、彼の顔から血の気が引いた。
to drink all the liquid in a cup or glass
He drained his coffee quickly before leaving.
彼は出発前に素早くコーヒーを飲み干した。
to use up someone's energy, money, or resources
The long meeting drained my energy completely.
長い会議で私のエネルギーは完全に消耗した。
a pipe that carries away dirty water or waste
The kitchen drain was clogged with food scraps.
台所の排水管が食べ物のくずで詰まっていた。
a metal cover over a drain opening
The drain in the street was covered with a heavy grate.
通りの排水口は重い格子で覆われていた。
the hole where water flows out in a sink or bathtub
Water goes down the drain when you pull the plug.
栓を抜くと水が排水口に流れ落ちる。
something that uses a lot of time, money, or resources
The expensive project became a drain on the company's budget.
高価なプロジェクトは会社の予算の重荷となった。
the loss or waste of resources or people
The brain drain of skilled workers to other countries is a problem.
熟練労働者が他国に流出する頭脳流出は問題です。