1.take risk 冒险...

例句:In summary, an decision making need to take risk.
总之，一个决策需要考虑的风险。

2.stands for 意味着

例句:The emblem stands for Singapore people's courage, strength, wisdom and longing for peace.
国徽代表了新加坡人民的勇气，力量，智慧和对和平的向往。

3.in some cases 在某些情况下

例句:In some cases a problem child is placed in a special school.
有时，问题儿童被放在特殊的学校。

4.in the short term 短期内

例句:In the short term, chemical sprays are clearly an effective way to control pests.
从短期来看，喷洒化学药品显然能有效控制虫害。