首頁›Browse›L›lifebuoylifebuoy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lifebuoylifebuoy — 名詞名詞1. a ring-shaped float used to rescue someone from drowning1.名詞釋義救生圈a ring-shaped float used to rescue someone from drowning例句The sailor threw a lifebuoy to the man overboard.