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翻译
  • D-

    • 英 [diː]
    • 美 [diː]

    释义

    • [医] 右型

    大小写变形:d-

  • 实用场景例句

    • 全部

    Butter, margarine, and oily fish are all good sources of vitamin D.

    黄油、人造黄油和多脂鱼都含有丰富的维生素D。

    柯林斯例句

    Milk, oily fish and egg all contain vitamin D.

    牛奶、油性鱼类和鸡蛋都含有维生素D.

    柯林斯例句

    This special form of vitamin D is naturally present in breast milk.

    这种特殊形态的维生素D天然存在于母乳中。

    柯林斯例句

    He'd phoned Laura to see if she was better.

    他打电话给劳拉看她是不是好些了。

    柯林斯例句

    Things might have been different if I'd talked a bit more.

    如果当时我再多说一点的话,结果或许会不一样。

    柯林斯例句

    She'd do anything for a bit of pin money.

    为了挣点外快,她什么都肯做。

    柯林斯例句

    She'd half expected him to withdraw from the course.

    她多少已经预料到他会中途就退出这门课程。

    柯林斯例句

    In prison they'd taken away his watch and everything he possessed.

    在监狱,他们把他的手表和其他一切东西都搜走了。

    柯林斯例句

    They could interpret it that way if they'd a mind to.

    如果他们愿意的话,可以那样理解。

    柯林斯例句

    If you'd like more information, ring the Hotline on 414 3929.

    如果想了解更多信息,请拨打热线电话4143929。

    柯林斯例句

    When Myra told Karp she'd expose his past, he blew up.

    当迈拉告诉卡普她会把他的过去全抖搂出去时,卡普大为光火。

    柯林斯例句

    I'd been a fool letting him snow me with his big ideas.

    我真蠢,居然被他的胡乱吹嘘给蒙蔽了。

    柯林斯例句

    Businesses need to train their workers better, and spend more on R&D.

    各企业需要更好地培训工人,并且在研发方面加大投入。

    柯林斯例句

    My understanding was that we'd meet at her place.

    我的理解是我们在她那儿见面。

    柯林斯例句

    "You must come to Tinsley's graduation party." — "I'd be delighted."

    “你一定要来参加廷斯利的毕业聚会。”——“我很乐意。”

    柯林斯例句

    收起实用场景例句
  • 行业词典

    • 医学

      〔化学前缀〕(小的大写字母D)意指对映体即镜像构型为L-的相对构型。碳水化合物标D抑或L,取决于它们在离功能碳酰基最远的不对称碳原子处的构型。具有与D-甘油醛(任意选择的标准)相同构型的碳水化合物为D构型族。氨基酸则根据它们在α-碳原子(标准为丝氨酸)处的构型而决定是D抑或L。蛋白质中发现的所有α氨基酸都有L构型,在细菌产生的短肽中有种D-氨基酸。就甘油的衍生物而言,因其甘油链两端起始部都可以编号,故命名原则复杂