代行すること
解説 Definition
subbing は substitute（代わりを務める）の略である sub の現在分詞・動名詞です。授業、仕事、試合などで誰かの代役をすることを表します。
Subbing is the act of temporarily doing another person’s job or filling their role, especially in a school, workplace, or team. It is the present participle and gerund form of the informal verb sub, meaning “act as a substitute.”
覚え方のコツ Memory Tip
subbing は substitute の短縮形 sub に -ing を付けた現在分詞・動名詞。sub は短い母音の後が1子音なので b を重ねて subbing とする。subbing for the teacher や subbing at the front desk の形で、「不在者の代わりを一時的に務める」場面を覚える。語頭の s は /s/、bb は /b/ と発音する。
Connect subbing with substitute: sub is its informal shortened verb, and -ing marks an ongoing activity or the activity itself. Because sub ends in a short stressed vowel followed by one consonant, the final b is doubled before -ing, giving subbing. Picture someone stepping into an empty position for a limited time: subbing for a teacher, subbing at the front desk, or subbing for an injured player. The phrase subbing for someone clearly identifies the person whose role is being covered.
例文
She is subbing for the math teacher today.
彼女は今日、数学の先生の代行をしています。
Thanks for subbing on short notice.
急な依頼で代行してくれてありがとうございます。
He has been subbing at the front desk while the clerk is away.
職員が不在の間、彼は受付で代行をしています。
subbing の類義語・関連語
類義語
subbing の語源・成り立ち Etymology
ラテン語 substituere（代わりに置く）から派生した substitute の短縮形 sub に -ing を付けた語。sub-（下に）＋ statuere（置く）が原義。関連語：substitute（代理人）、subway（地下鉄）。「下に控えて代わりを務める」が核心的イメージ。
Subbing is formed from the informal verb sub plus the suffix -ing, with the final b doubled according to the usual spelling rule. Sub is an abbreviation of substitute, which entered English through Latin substituere, “to put in place of.” That Latin verb combines sub-, meaning “under” or “in place of,” with statuere, “to set or place.” The modern informal verb specifically developed the sense of temporarily replacing another person.
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