Once every three or four years, when conditions are right, the lake is covered with the pink birds as they stop flight to breed.

每隔三四年，条件适宜时，湖面上就会布满火烈鸟，它们停止飞行开始繁殖。

youdao

Same situations can also be used to represent different conditions, for example, Stop situation can be used to represent successful or unsuccessful completion.

同样的情况也可以表示不同的条件，例如，终止情况可以表示成功或不成功的完成。

youdao

End of the line. Conditions that affect us physically, mentally, spiritually and emotionally become too much and we resolve to stop the rot or the pain.

那些从身体上、心理上、精神上、情感上影响我们的事情已经不能再多了，于是我们决定停止腐化、停止痛苦。

youdao

The goal should be to stop fostering conditions for the emergence of radicals who only want violence and conflict with the current government.

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On the evidence of most European countries, adequate material and social conditions do not always stop people becoming terrorists.

ECONOMIST: Muslim extremism in Europe: The enemy within | The

The Department for Communities and Local Government has also given guidance for councils who have attempted to stop royal wedding festivities with unnecessary conditions.

BBC: Royal wedding: Cameron urges street party celebrations