The United States statedthat it is committed to working with other countries in addressing themost difficult international problems they face.

美方表示，美国致力于与其他国家共同努力应对所面临的最困难的国际问题。

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The United States stated that it is committed to working with other countries in addressing the most difficult international problems they face.

美方表示致力于与其他国家共同为应对所面临的最困难的国际问题而努力。

youdao

Women who are very overweight (obese) face the risk of serious health problems during pregnancy, such as diabetes and high blood pressure, and may have a more difficult birth.

过度肥胖的妇女在怀孕过程中将承担严重的健康风险，比如糖尿病和高血压，而且生产过程更加困难。

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But Asian policymakers now face two difficult problems.

ECONOMIST: Asia

What we do need however is greater application of crisis-style leadership to the difficult problems that we face every day.

FORBES: Time for Crisis Leadership -- After the Crisis

Health-care workers say that the respirators are uncomfortable and more difficult to wear than face masks, and that they make it hard to speak with patients, among other problems, he explains.

CNN: STORY HIGHLIGHTS