The principal cause of my subjection was the children.

我臣服的主要原因是孩子。

The principal cause is drag from the faint wisps of atmosphere that reach into what we consider the vacuum of space.

主要原因是渗入我们所谓的“真空”的太空的几缕空气对那些物体的拉力。

The extent and easiness of this inland navigation was probably one of the principal causes of the early improvement of Egypt.

这种内河航运的范围和便利性可能是埃及早期改善的主要原因之一。

The plenty and cheapness of good land, it has already been observed, are the principal causes of the rapid prosperity of new colonies.

已经注意到， 优质土地的充足和廉价是新殖民地迅速繁荣的主要原因。

This relaxation in the exclusive privileges of the company, is probably the principal cause of that degree of prosperity which that colony at present enjoys.

公司独有特权的这种放松，可能是该殖民地目前享有那种程度的繁荣的主要原因。

It has not only raised the value of all highland estates, but it has, perhaps, been the principal cause of the improvement of the low country.

它不仅提高了所有高地地产的价值，而且也许是低地地区改善的主要原因。

But as the necessity of civil government gradually grows up with the acquisition of valuable property; so the principal causes, which naturally introduce subordination, gradually grow up with the growth of that valuable property.

但是，随着对有价值财产的收购， 公民政府的必要性逐渐增强； 因此，自然引入从属关系的主要原因会随着该有价值财产的增长而逐渐增长。

The genius of exclusive companies, besides, is unfavourable, it has already been observed, to the growth of new colonies, and has probably been the principal cause of the little progress which they have made in the East Indies.

此外，我们已经注意到，排他性公司的天才对新殖民地的发展是不利的，并且可能是它们在东印度群岛取得微小进展的主要原因。