Before attempting to learn JavaScript, you are strongly advised to get familiar with at least these two technologies first, and perhaps others as well.
如果有足够的时间来这样做,旅行者应该尝试学习他或她的目的地所说的一些语言。
If there is sufficient time to do so,a traveler should try to learn some of the language spoken at his or her destination.
尝试学习一门新语言,在截然不同的国家开展业务,了解当地客户和文化。
Trying to learn a new language, setting up a business in a different country, understanding local customers and culture.
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