When an embryo develops, its genes lay down a body plan, starting with the most basic and most ancient features.

胚胎发育时，基因制定身体构造，从最基本、最原始的特征开始发育。

youdao

To cultivate the reading, gives knowledge and wisdom. Therefore, we should read more books for our future path in life lay down a good, solid foundation!

读书能陶冶人的情操，给人知识和智慧。所以，我们应该多读书，为我们以后的人生道路打下好的、扎实的基础！

youdao

We are going to lay down a new railway so as to carry the coal to the riverside.

我们打算开始修建一条新铁路线，以便把煤运到江边。

youdao

She looked down to see that her hand lay upon a pile of silk stockings.

VOA: special.2009.09.05

Gokul says there's a difference between picking out individuals to lay down their lives and having a general law.

戈古尔说,挑选特定个体去牺牲，和依照通用法律挑选,是不同的。

耶鲁公开课 - 公正课程节选

After that, Mama wentto the hotel to lay down, so I went out for a walkto see our nation's capital.

VOA: standard.other

Lay down a firm rule that statutes say what they mean and mean what they say.

FORBES: Why Justice Breyer Should Steer Clear of Political Science

And it will lay down a strategy for tackling all other types of homelessness as well.

ECONOMIST: A national plan to end a national disgrace

"The South Africans are absolutely determined to come over here and lay down a marker, " he told BBC Sport.

BBC: Hastings wary of Springboks power