But before the amendment can enter into force, two-thirds of the 152 signatories to the original convention must ratify it. While significant progress has been made – in July, the US, Italy, and Turkey did so – at least 14 more countries are needed.
但该修订案修订前，必须经过原始公约的152个签署国的三分之二批准。尽管取得了重大进展——7月份，美国、意大利和土耳其批准了这一修订案——但仍然需要14个国家的批准。