Вы искали: optin (Английский - Китайский (упрощенный))

this approach is also known as the "optin à la carte " approach;
这一办法也称之为 "自选加入 "办法；

24. with the same objective of overcoming the wide divergence in opinions regarding the opt-in or opt-out solutions, yet another proposal was that, if the working group agreed to retain the opt-out option for the parties, a footnote to paragraph 7 (a) could be added, providing that it would not be contrary to the harmonization to be achieved by the model law if a state decided to retain the optin approach for the parties.
24. 有人尽管本着消除在选择适用或选择不适用的解决办法上存在的广泛意见分歧这一相同的目标但仍提议如果工作组商定保留当事人选择不适用的备选办法则可给第7(a)款添加一则脚注，规定如果一国决定保留当事人选择适用的做法也不至于与示范法所要取得的协调一致相背离。