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单词 pack-year
释义
pack-year
  • 简明释义
  • n.吸烟指数;某人在一段时间内抽烟的数量记录
  • 网络释义
  • 1

    ?吸烟指数

    患者曾有吸烟史,吸烟指数 (pack-year) 为 20(吸烟指数即平均每天吸烟的盒数×吸烟年限,如每天吸烟 1 包,吸了 20 年,即吸烟指数为 20),不酗酒。

短语
  • 双语例句
  • 1
    You start schooling by rolling into pre-school with your chocolate milk and snack pack. The next year, you bring your kiddie backpack to kindergarten.
    你带着巧克力奶和零食包很圆润的滚到了小班,第二年,带着你的玩具袋进到了幼儿园。
  • 2
    Last year his designers found a way to pack the popular three-seater more compactly, doubling the amount of sofa they could cram into a given space.
    去年他的设计师们将这款流行的三座式压缩的更加紧凑些,成倍增加了往既定空间塞入该沙发的数量。
  • 3
    Before his third grade school year started, a Cub Scout Pack leader called and asked if I would take on another boy.
    当儿子上三年级的时候,另一名幼年童子军的领队人给我打了个电话,问我是否能让一名男孩加入我的队伍。
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更新时间:2025/3/25 11:26:59