秘书长说现在必须以具体有效的行动来支持这个宣言。

The secretary general says the declaration must now be backed up by concrete and effective actions.

《柯林斯英汉双解大词典》

政府的行动什么时候会有效？

When will government action be effective?

youdao

我们变得更有活力、更警觉、更有能力采取有效的行动。

We become more energetic, more alert, better able to take effective action.

youdao