What used to be a must-see for the country is watched by a shrinking audience.

曾经必须观看的国情咨文电视讲话的观众人数正在收缩。

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However, a red carpet doesn't automatically mean this will be a must-see event.

然而，红地毯铺开并不能说明这将是个看点。

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If you or your organization is considering trying to introduce process change, this book should be a must-read for every member of your organization.

如果您或者您的组织正在考虑引入过程变更，这本书对于您的组织中的任何一个成员来说都是必读的。

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But he says there must be a "clear timetable" for talks about protecting their security without threatening other people's security.

VOA: special.2009.05.23

But it's a good story, Joule decided that there must be a direct relationship between work and heat.

所以说，这只是一个不错的故事而已，焦耳认为功和热之间,一定具有某种直接的联系。

麻省理工公开课 - 热力学与动力学课程节选

There is a plurality of solutions that conform to the boundary conditions, which is that the system must be bound.

这有许多解决方式,来遵守这个有界条件，那个系统必须是有界的。

麻省理工公开课 - 固态化学导论课程节选

Good trade accounting software continues to be a must for active securities traders.

FORBES: Beware The Long (Global) Arm Of The IRS

With the pace at which users' needs are changing, we are not so far from the day when 120 mbps will be a must-have convenience.

ENGADGET: Videotron's 120Mbps broadband is Canada's fastest, now available in Quebec City

Speaking of jungles, everywhere from Balmain to Berluti (which has, excitingly, expanded into menswear) it looks as though the safari jacket will be a must-have.

WSJ: Men's Trends From Paris Fashion Week