常见例句用作形容詞 (adj.)So the owner took him to a friend who knew how to do dog first aid.主人唯有把佐治送往一位懂得狗衹急救的朋友処。If I had known more about giving first aid, I would have helped them.如果我懂得更多如何給予急救的知識的話，我就能夠幫助他們了。 返回 first-aid