Wind speeds reached force five.

风速达到了5级。

《柯林斯英汉双解大词典》

While we must admit that better results are needed, today is a fitting occasion to think about what this treaty meant when it came into force five years ago, and the promise it offers for the future.

我们必须承认需要取得更好的成果，而今天是一个适当的机会，我们可以借此机会回想该条约在5年前生效的意义，并展望今后的前景。

youdao

There was a huge initial force—five times larger than the steady state force.

有一种很强大的初动力——比恒定状态时的力要大五倍。

youdao

He has not visited Gaza since his political rivals, Hamas, won legislative elections and then took over the territory by force five years ago.

BBC: Middle East

The force said five people, four men and a woman, have been arrested.

BBC: Hereford stabbings: Two men hurt in attacks

Each nation will appoint a co-ordinator to help implement the agreement, which will remain in force for five years.

BBC: Rhino poaching: South Africa and Vietnam sign deal