#新概念英语单词第3册Lesson56:0ur neighbour the river河流我的家乡 搜索结果
boundary['baʊnd(ə)rɪ]界线,边界pump[pʌmp]用泵抽【派生词】pumpkin南瓜【单词搭配】pumpout抽空【单词例句】A:We'dbetterpumpthefloodwateroutofthecellars.A:我们尽快把水从地窖