memorial observance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memorial observancememorial observance — 名詞名詞1. a ceremony or event held to honor a person or event1.名詞釋義紀念活動a ceremony or event held to honor a person or event例句The town held a memorial observance for the fallen soldiers.