di-
表示"二次,二倍"之义
难易程度:
di-为短语/超纲词汇
di-
pref 前缀
1 (with ns 後与名词结合) two; double 二; 双; 二重; 二倍
*dicotyledon.
2 (chemistry 化) (with ns in names of chemical compounds 後与名词结合构成化合物名称) containing two atoms or groups of the specified type 含有两个原子的; 含有两组某一类型物质的
*dioxide
* dichromate. Cf 参看 bi-, tri-.
di-
prefix[
Language: Greek;Origin:'two']
two, twice, or double
A diphthong is a vowel made up of two sounds.→
semi-, bi-, tri-
1. One woman's doctor told her she was not at risk for AIDS because she was married and didn't use drugs. Such misinformation plagues the medical establishment. According to the Centers for Disease Control, women will soon make up 80 percent of those di 一位妇女的医生对她说她不存在染上艾滋病的危险,因为她已经结婚,而且不吸毒。这类错误观念困扰着医疗机构。根据疾病控制中心的预测,女性将占感染艾滋病毒人口的80%。
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