以小博大 meaning in English

throw [fling away] a sprat to catch a herring [whale, mackerel]

Instead china emphasises weaponry and doctrine that could be used to defeat a far more powerful enemy using “ asymmetric capabilities ”
因此中国更注重运用能够“以小博大”的武器和战略，来对付比自己强大得多的敌人。
Warrants , as a primary financial derivative product , has made very good progress in overseas markets in terms of its unique product design and " small broad " economic impact
权证作为一种初级金融衍生产品,其独特的产品设计、 “以小博大”的经济效果,在海外市场得到了很好的发展。
As prices of financial instruments go sharply up and down , and the opportunity for profit , multiplied through leverage and the use of derivative products , mesmerises all concerned and provides employment and income for many , the basic purpose of finance is often ignored or even forgotten . there is then a risk of finance taking on a life of its own , behaving in a manner inconsistent with the public interest
由于金融产品价格可以大上大落，并带来获利的机会，若配合利用杠杆作用及衍生工具，以小博大的成绩更加令人目眩，加上金融行业提供不少就业机会，以致金融的基本目的往往被人忽略或遗忘，甚至本末倒置，变成有违公众利益，因此有必要不时提醒有关人士这一点。