the four corners of the world 五湖四海；世界的各个角落

【例句】
She had invited relatives from the four corners of the world to her 80th birthday party.
她邀请了五湖四海的亲友来参加她80岁寿诞聚会。

She had invited relatives from the four corners of the world to her 80th birthday party.
她邀请了来自世界各地的亲戚参加她的80岁生日聚会。