U.S. President Barack Obama will again make the case for military action in Syria when he speaks with key lawmakers.

美国总统奥巴马星期一与重要国会议员会晤，争取国会支持对叙利亚采取军事行动。

Mr. Obama is scheduled to meet with prominent Senator John McCain at the White House Monday.McCain has long urged the president to take forceful action against Syria, possibly even removing Syrian President Bashar al-Assad from power.

奥巴马计划星期一在白宫会晤重量级参议员约翰·麦凯恩，麦凯恩一直敦促奥巴马总统对叙利亚采取强有力的行动，甚至可能包括推翻叙利亚总统巴沙尔·阿萨德。

But many U.S. lawmakers remain skeptical, questioning whether the military should be involved at all.

但是很多国会议员抱怀疑态度，他们对军队是否应当卷入叙利亚提出质疑。

U.S. officials Sunday briefed some lawmakers on intelligence showing the Syrian military dropped poison gas on civilians outside Damascus last month, killing more than 1,000 people.

美国政府官员星期日就有关情报向一些议员做了通报。情报显示，叙利亚军队上个月在大马士革城外向平民投放毒气，杀害了一千多人。

International support for military intervention in Syria, despite evidence of a possible chemical weapons attack, has been waning.But NATO Secretary General Anders Fogh Rasmussen said Monday something must be done.

虽然有证据显示可能发生了化学武器袭击，但国际社会支持对叙利亚进行军事干预的呼声有所减弱，不过北约秘书长拉斯穆森星期一表示，必须采取行动。

Russia, a long-time Syrian ally, questioned Monday the credibility of U.S. evidence the Assad government used chemical weapons. Russian Foreign Minister Sergei Lavrov also cautioned that any military strike will only make it more difficult to find a political solution.

叙利亚的长期盟友俄罗斯星期一质疑美国有关叙利亚动用化学武器的证据是否可信。俄罗斯外长拉夫罗夫还警告说，军事攻击只能使政治解决更加困难。

The Syrian government denies using chemical weapons and says the rebels have used poison gas against Syrian troops.

叙利亚政府否认动用了化学武器，他们指责反政府武装对叙利亚军队使用了毒气。