Campaigners had called for the decades-old ban to be overturned saying it endangered the lives of women.

活动者要求推翻这一数十年禁令，称此举危及女性生命。

So, they issued a communique after a four-day conference in May, asking for a ban to be lifted on ivory trading and elephant killing.

因此，他们在5月举行的为期四天的会议后发表了一份公报，要求解除对象牙交易和捕杀大象的禁令。

Moreover, for a total ban to be feasible, public transportation infrastructure would need significant enhancement.

此外，为了使全面禁令可行，公共交通基础设施需要大力加强。