这是一次历史性的盛会，代表国王的直系祖先。

This was an historical pageant, representing the King's immediate progenitors.

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他直系亲属的到场显然对他产生了镇定的效果。

The presence of his immediate family is obviously having a calming effect on him.

《柯林斯英汉双解大词典》

现代猫的直系物种原型是古代埃及的卡菲尔猫。

The direct ancestor of the modern cat was the Kaffir cat of ancient Egypt.

《柯林斯英汉双解大词典》

We can say today that this university is a direct ancestor of the platonic republic of Plato's Academy.

我们可以说现今这间大学的直系原型,即是，“柏拉图学院“的,柏拉图式理想国。

耶鲁公开课 - 政治哲学导论课程节选