This is the last Lightfair before new regulations governing lightbulb efficiency begin to take effect in the US in January, and there’s a real sense of history and urgency on the show floor.

这是在一月份美国颁布规定灯泡效率新法规之前的最后一次“灯市”，在会场上也可以感受到历史感和紧迫感。

youdao

You need to start and quit the Lotus Domino server to make the setup options take effect before you begin the Lotus Sametime server installation.

在开始安装Lotus Sametime服务器之前，需要启动并停止Lotus Domino服务器来确保设置选项生效。

youdao

"That will be restored over the next few weeks months as the policy efforts that have been put in place begin to take effect and people really see that it makes a difference.

VOA: standard.2009.03.10

The majority of these cost cuts would only begin to take effect from the latter half of fiscal 2012.

FORBES: Express Scripts Dragging On Walgreen Stock

And meanwhile, there are a set of reforms that begin to take into effect this year, so I want to talk about this.

WHITEHOUSE: President Obama Speaks about Health Reform in Iowa City

The new Consultation Principles will be "promoted within Whitehall now, and the public will begin to see new guidance take effect after recess".

BBC: Cabinet office minister Oliver Letwin