en plein air編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看en plein airen plein air — 副詞副詞1. in the open air, especially referring to painting outdoors1.副詞釋義戶外寫生in the open air, especially referring to painting outdoors例句Many impressionist painters worked en plein air to capture natural light.