1. But there are obstacles: it would have to raise more capital, and tax would be an issue.
但他们也面临障碍：花旗必须加大融资，而税负也将是个问题。
raise obstacles什么意思
2. The annual event to raise money for charity challenges thousands of international competitors in a cross country run followed by an assault course consisting of 21 obstacles including water, fire and tunnels.
一年一度的活动来提高人们对慈善机构的国际竞争对手的挑战成千上万的钱在越野运行殴打21障碍，包括水，火，随后开设了隧道组成。
3. The key to guarantee peasant-laborer's rights and interests is to implement Labor Law, to set up the responsible government, to eliminate system obstacles, and to raise peasant-laborer's consciousness of participation and supervision.
保障农民工权益的关键是落实劳动法，建立负责任的政府，消除体制障碍，提高农民工的积极参与和监督意识。