直到20世纪初叶，中国才有另一支相当规模的船队驶向大海。

Not until the early 20th century did another fleet of comparable size take to the seas.

youdao

而从上世纪初叶肇始的社会公德培育又存在着许多问题。

There are problems in modern construction of social morality beginning at the early years of the twentieth century.

youdao

十七世纪初叶，有人第一次提出纤维可以用合成法制造出来。

Early in the seventeenth century it was first suggested that fibers could be produced synthetically.

youdao

At the beginning of the nineteenth century, in 1800, paper was handmade out of cloth-- that's the way they made it.

在19世纪初叶，即1800年，当时的人用布料手工制纸。

耶鲁公开课 - 金融市场课程节选

Let's go back to the nineteenth century, that's the 1800s, that was a wonderful century for information technology.

让我们一起回到19世纪初叶，这对信息技术来说是大好的一个世纪。

耶鲁公开课 - 金融市场课程节选