Shanghai may implement the system as early as May 22, due to its policy of releasing tickets 11 days before a trip.

基于必须在乘车之前11天放票的政策，上海可能会在5月22号就开始运行这一系统。

youdao

We should feel obliged, therefore, by your acquainting us, as early as may be convenient, whether your company either have or are disirous of having an agent here.

特函查询，贵公司在本地有无代理，有无设立代理的意向，如能早日告知，当不甚感谢。 。

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The paper was ready as early as May but Dr Yan and his colleagues feared that releasing it before developers had time to come up with countermeasures could prove disruptive.

这篇论文早在5月就已定稿，但Yan博士及其同事担心在研发者有应对方案之前发表论文会造成混乱。

youdao

But as early as the middle seventeen hundreds, Cape May began to be known as a place to visit in the summer.

VOA: special.2009.06.01

(Speaking) South Korean officials say that 2010 may open on bright note, with six-nation nuclear talks opening as early as January.

VOA: standard.2009.12.30

Other witnesses say emergency services may have taken up to 30 minutes to reach the scene as they battled through the early morning traffic that chokes the city every day.

VOA: standard.2009.07.17

Some of the players may offer short video clips of sports highlights or movie promotions as early as May.

CNN: ASIANOW - TIME Asia | Phone Wars: Episode 3G

The oil is expected to hit land as early as May 6.

FORBES: The Gulf Spill: Now What?

The Air Force says it will cancel over 200, 000 hours of flight time, forcing whole units to stand down as early as May.

FORBES: Move up http://i.forbesimg.com t Move down