These meetings are the very core of Weight Watchers, and the means to keep you motivated.

这些会议是慧俪轻体减肥的核心部分，目的就是为了让你保持减肥的目标的明确性。

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Although some industry watchers doubt Nintendo's ability to keep the momentum going, plenty of others believe it will continue.

虽然一些业界观察人士怀疑任天堂保持增长势头的能力，但很多人相信任天堂的势头会持续下去。

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However, comets are unpredictable and can break up or fizzle out altogether even on their approach to the Sun - so sky watchers will surely keep their eyes on Ison.

BBC: Comet Ison caught on film by Deep Impact craft