ratification
🇺🇸
/ˌrætɪfɪˈkeɪʃn/
🇬🇧
/ˌrætɪfɪˈkeɪʃn/
the official approval of an agreement by voting or signing
The treaty requires ratification by all member countries before it becomes law.
該條約需要所有成員國正式批准才能成為法律。