All Y chromosomes in existence today are descended from a single ancestor's who is thought to have lived about 140,000 years ago.

现在存在的所有 Y 染色体都来自于一个被认为生活在大约14万年前的同一祖先。

youdao

A wind farm proposed for one of the two counties should be built in County Y rather than in County X.

在两者进行选择时，应该在 Y 县而不是 X 县建立风电场。

youdao

A branch can form a "y"; a blade of grass can be an "I." Have older children spell words.

树枝可以形成字母“ y ”；一根草可以形成字母“ i ” .可以让更大点的孩子拼写单词。

youdao

The building's footprint is shaped like a "Y", with three wings extending from its center.

VOA: special.2010.03.31

If its in Cartesian form I'll pass in an x and y and compute what a radius and angle is.

来得到的这个点,我都可以得到这个点的,全部的这种信息。

麻省理工公开课 - 计算机科学及编程导论课程节选

Remember, we don't do a one-to-one correlation, because p x and p y are some linear combination of the m plus 1 and m minus 1 orbital.

记住，我们不需要把它们一一对应，因为ｐｘ和ｐｙ轨道是,ｍ等于正负１轨道的线性组合。

麻省理工公开课 - 化学原理课程节选

Se lo he demostrado a correctores de pruebas y a gente que se preocupaba del estilo.

UNESCO: Situaciones de postconflicto y postdesastre

Even if MTV can't make Generation Y a huge voting bloc, Rzepka believes the network can still be influential.

CNN: MTV hopes online game can energize 2012 youth vote

Un saludo muy respetuoso a tan grande hombre, es un honor para mi el saludarle y a la vez conocerle.

BBC: Con estos pies, Varallo hizo 181 goles en 210 partidos.