[英][i?fektiv deit][美][?f?kt?v det]
實施期，生效期;
例句:
1.
But the judge delayed the effective date of his order untilwednesday.
但法官將他命令的生效日期延遲到了周三。
2.
If the contract effective date 50 days did not play the franchisor,contract termination.
假如合約生效之日起50天內特許運營商未打首批貨款，合約終止。