be XX
XX在此指女性的正常性染色体组成;这种结构常用来说明某人的性染色体类型。
A human female is typically XX, while a human male is typically XY.
人类女性通常为XX,而人类男性通常为XY。
XX染色体
先理解核心含义,再看它在真实句子里的用法。
XX染色体
the normal set of sex chromosomes in a female
A human female is typically XX, while a human male is typically XY.
人类女性通常为XX,而人类男性通常为XY。
abbr. 血型(xue xing;汉语拼音)
n. (genetics) normal complement of sex chromosomes in a female
Female mammals typically have an XX pair of sex chromosomes.
雌性哺乳动物通常有一对XX性染色体。
The lab report indicated an XX chromosome pattern, so the sample was female.
实验室报告显示XX染色体模式,因此该样本为女性。
An XX combination is normal for females, while males usually have an XY pair.
XX组合对女性来说是正常的,而男性通常有一对XY。
XX在此指女性的正常性染色体组成;这种结构常用来说明某人的性染色体类型。
A human female is typically XX, while a human male is typically XY.
人类女性通常为XX,而人类男性通常为XY。
XX可放在名词前作定语,表示该名词所指对象具有女性性染色体组合。
XX embryos usually develop as females.
XX胚胎通常会发育成雌性。
have XX表示具有或携带女性的性染色体组成,多见于遗传学讨论。
A female has XX, and a male has XY.
女性有XX,男性有XY。
Not this
Women have XX chromosome.
Use this
Women have XX chromosomes.
XX 指一对性染色体(两条 X 染色体),此处“chromosome”是可数名词,需用复数形式才能与 XX 的含义对应。
Not this
A female has two XX chromosomes.
Use this
A female has two X chromosomes.
XX 本身已表示两条 X 染色体,再用 two 修饰会重复计数;若要强调数量,应直接说 two X chromosomes。
Not this
My XX is A.
Use this
My blood type is A.
受汉语拼音缩写影响,学习者误把“血型”(xue xing)的缩写 XX 当成英语表达;英语中 XX 指女性性染色体组合,与血型无关,表示血型应用 blood type。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
XX染色体
Women have XX chromosomes, and men have XY chromosomes.
女性有XX染色体,男性有XY染色体。
XX染色体对
The XX pair in female cells ensures normal reproductive function.
女性细胞中的XX染色体对确保正常的生殖功能。
XX女性
An XX female may still have certain genetic variations affecting development.
XX女性可能仍有某些影响发育的遗传变异。
XX基因型
The XX genotype is the most common genetic signature of female sex.
XX基因型是女性性别最常见的遗传特征。
XX染色体组
A normal human female has an XX complement, while a male has an XY complement.
正常人类女性具有XX染色体组,而男性具有XY染色体组。
Use xx naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
两个X字母像两条X染色体,女性正常性染色体组合就是XX,看到XX就想到女性。
语域:formal 常见场景:遗传学、医学、生物学 在英语中,xx作为名词通常指女性的性染色体组合(即XX染色体),多用于遗传学、医学和生物学等专业领域,在日常口语中不常用。
Dictionary facts from ECDICT.