手早い答え
estádio は競技場、estágio は実習・発展段階です。
確実な見分け方は、英語から訳す前に、その単語の働きを見きわめることです。
それぞれの単語の働き
estádio
stadium
Use estádio for a large sports venue with seating for spectators.
estágio
internship or stage
Use estágio for practical training or one phase in a continuing process.
選び方
- estádio: Choose estádio if the sentence points to a large sports venue with seating for spectators.
- estágio: Choose estágio if the sentence points to practical training or one phase in a continuing process.
例文
A final será disputada no estádio municipal.
The final will be played at the municipal stadium.
Ela começou um estágio no hospital.
She started an internship at the hospital.
よくある落とし穴
The consonant and stress both matter. An estágio profissional happens at work, not necessarily in an estádio.
文脈の中で練習する
自分の実生活から文を一つ選び、二回書いてみましょう。一度はestádioで、もう一度はestágioで。どちらも成り立ちそうなら、意味の違いを言葉にしてみましょう。