虽然我们无法保证每一次都成功，但这样的尝试本身就非常有价值。

There is no guarantee that we will succeed every time, but the trying creates value in itself.

youdao

我们无法保证能在利比亚取得成功，我们怎么能保证呢？

Success in Libya is not guaranteed-how could it be?

youdao

“我们必须采取一切必要举措来保证其他国家无法成功地伤害或摧毁美国经济的重要组成部分，”他说。

"We're going to have to do whatever is necessary to ensure that a foreign country isn't able to successfully attack and destroy significant parts of the economy," he said.

youdao

“我们必须采取一切必要举措来保证其他国家无法成功地伤害或摧毁美国经济的重要组成部分，”他说。

"We're going to have to do whatever is necessary to ensure that a foreign country isn't able to successfully attack and destroy significant parts of the economy," he said.

youdao