description: 'Changes the app background color',
公式： f(x)=λ⋅ELU(α,x)，更多细节参见服务器推荐
FT Videos & Podcasts，详情可参考搜狗输入法2026
allocates a backing store of size 1.
As before, the negotiations are being mediated by Oman, which has maintained a policy of neutrality and assumed the role of mediator both within the Arabian peninsula and more broadly across the Middle East. The country lies in the centre of tensions between the US and Iran and is directly vulnerable to maritime instability and regional escalation.