英和辞典
  
serve中A2
sə́ːrvサ~ヴ
動詞
❶(~のために)働く, 仕える, 勤める, 奉仕ほうしする; (店員が客に)応対する
serve one's master
serve one's master
主人に仕える
serve in the army
serve in the army
陸軍に勤務する
serve a customer
serve a customer
客に応対する
Mr. Smith serves as mayor of this city.
Mr. Smith serves as mayor of this city.
スミス氏はこの市の市長として勤めている[市長をしている].
  ⦣ is serving としても意味はほとんど同じ.
He served as a bridge across the Pacific.
He served as a bridge across the Pacific.
彼は太平洋のかけ橋としての役割を果たした[日米の親善に尽つくした].
Are you being served?—Yes, I'm being taken care of./No, thank you. I'm just looking.
会話Are you being served?—Yes, I'm being taken care of./No, thank you. I'm just looking.
(店員が)ご用を承うけたまわっておりますでしょうか.—ええ, 大丈夫だいじょうぶです./いいえ, いいんです. 見ているだけですから.
  ⦣ 質問の文は受け身の現在進行形の文.
❷(~の)役に立つ, (必要を)満たす, (目的に)かなう, 間に合う
This sofa will serve as a bed.
This sofa will serve as a bed.
このソファーはベッドとして使えるだろう.
I'll be glad if I can serve you.
I'll be glad if I can serve you.
あなたのお役に立てればうれしいです.
One pie will serve six people.
One pie will serve six people.
パイ1枚で6人分はあります.
❸(食べ物を食卓しょくたくに)出す, (食事を人に)振ふる舞まう; 供給する
serve him with tea=serve him tea
serve him with tea=serve him tea
彼にお茶を出す
  ⦣ 後ろの文は serve A (人) B (飲食物)で「AにBを振る舞う」.
Mother served ice cream to us.=Mother served us ice cream.
Mother served ice cream to us.=Mother served us ice cream.
お母さんが私たちにアイスクリームを出してくれた.
Soup was served first.
Soup was served first.
まずスープが出された. was助動❷
❹(テニスなどで)サーブをする
It's my turn to serve.
It's my turn to serve.
今度は私がサーブをする番だ.
  ⦣ It=to serve. to❾の①
名詞
(テニス・卓球などの)サーブ, サービス