open (EN)

形容詞、動詞、名詞

形容詞 “open”

1. 開いている
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   The door was open, so I walked right in.
2. 広がっている
   The book lay open on the table, its pages spread wide.
3. 開いている（体の内部を露出している場合）
   After the surgery, the patient had an open wound that needed to be carefully monitored to prevent infection.
4. 営業中
   The restaurant is open until midnight on weekends.
5. 受け入れる
   She was always open to new ideas.
6. 一般公開されている
   The mayor held an open meeting at the city hall, inviting all residents to attend and share their concerns.
7. 未解決
   The case remains open as new evidence has recently emerged.
8. 開かれている（コンピュータで使用中の場合）
   Which file do you have open?
9. 開いている（流体が通過できる状態）
   The valve was open to let the water flow through the pipe.
10. 開いている（電気が流れない状態）
    The circuit is open, so the lamp won't turn on until we close it.
11. 未完了
    She still has an open case with customer service regarding her refund.
12. 穏やかな
    We enjoyed an open winter this year, with roads clear and the weather warm enough for outdoor activities.
13. （サンドイッチについて）一枚のパンに具材をのせただけのもの
    For lunch, she ordered an open turkey sandwich with cranberry sauce on top.
14. 開放弦
    She began the song with an open string, letting the guitar's natural sound fill the room.
15. 開集合
    In our topology class, we learned that an open set does not include its boundary points.

動詞 “open”

1. 開ける
   She opened the window to let in some fresh air.
2. 開く
   The opened thanks to the wind.
3. 営業を開始する
   The cafe opens early, welcoming customers by 7 AM.
4. 開く（コンピュータで閲覧や編集をする場合）
   I opened the document to make some edits before the meeting.
5. 開ける（流体が流れるようにする場合）
   The technician opened the valve to let the steam flow through the pipes.
6. 開ける（電気が流れないようにする場合）
   When the technician opened the circuit, the lights in the building went out.
7. 切り出す
   He hesitated before opening the conversation about their future together.
8. 開く（例：拳や腕を広げる場合）
   She opened her arms wide to give him a hug.
9. オープンベットをする
   At the poker table, seeing his strong hand, Mike decides to open with a $50 bet.
10. ポーカーハンドを見せる
    At the climax of the game, Sarah opened, showing a full house to the stunned table.
11. オープニングバッターを務める
    Smith and Jones opened for their team in today's cricket match.

名詞 “open”

1. 開けた場所
   The kids love playing in the open where they have plenty of space to run around.
2. 公知
   After the scandal, all the details of the mayor's misconduct were laid in the open for everyone to see.
3. 断線
   After hours of troubleshooting, the technician finally located the opens in the wiring that were causing the system to fail.
4. オープンコンペ
   She trained hard for months to compete in the local tennis open.
5. メッセージの開封行為
   After sending out the newsletter, we tracked the opens to see how many people were actually reading it.