While scientists were once considered cranks and outsiders to the system, we are now part of the establishment.

虽然科学家曾被认为是怪人、是该体制的局外人，而如今我们已经是权力集团的一部分。

《柯林斯英汉双解大词典》

This used to be an agricultural area and we already know that where the main lecture hall now stands, there once were farm house and barn that were erected in the late 1700s.

这曾经是一个农业区，我们已经知道，现在主演讲厅所在的地方曾经有建于18世纪晚期的农舍和谷仓。

youdao

While we once asked the brightest minds in the world to come and make their homes here, we now turn them away.

当我们曾经邀请世界上最聪明的人来这里安家时，我们现在却让他们离开。

youdao

Three churches, once united across the nation, now were split between North and South.

VOA: special.2009.03.26

What the Dutch did--the Netherlands is an extraordinarily small country, and it's the most populated country in Europe, then, per square kilometre, and is now--once.

那些荷兰人...荷兰是一个,非常非常小的国家,也是当时欧洲人口密度最高的国家,如果以每平方公里人口计算,现在也是

耶鲁公开课 - 欧洲文明课程节选

So we're going to hear a solo by Louis Armstrong now and let's count along once the phrase begins. I'll get you started and then you count the measures. Here we go.

下面我们听一段路易斯·阿姆斯特的独奏,同时音乐起奏时,我们就开始数,我会提示你们开始,然后你们开始数小节,准备好

耶鲁公开课 - 聆听音乐课程节选

The Navy insists that it supports the plan of record for the Lockheed Martin plane, but it has already restructured the program once and now is studying whether the number of F-35s in carrier air wings should be cut due to cost constraints.

FORBES: Outcome Of Three Programs Will Drive Defense Sector Consolidation

Vargas Cardona, alias "Sebastian, " is the leader of a group called the Oficina de Envigado, once affiliated with the kingpin Escobar and now a drug trafficking organization in its own right.

CNN: Colombia captures leader of violent drug cartel

Even if the grief is not fresh, the rites and rituals that once brought such delight now awaken the ache of loss.

CNN: A depressive's guide to Christmas