This year marks Earth Day's 50th birthday.

今年是地球日50周年。

Shaun proposed to Jayne on her 50th birthday in May this year and they decided to get married on the groom's 53rd birthday.

肖恩在今年5月杰尼50岁生日的那天向她求了婚，他们决定在新郎53岁生日这天结婚。

She might be working on her 50th birthday, but Jennifer Aniston has every reason to smile.

她虽然在自己50岁生日的那天还有工作，但珍妮弗安妮斯顿完全有理由感到开心。

And now, as he celebrates his 50th birthday, he's reached a new milestone: AARP The Magazine.

现在，在他庆祝50岁生日的同时，他也登上了一个新的里程碑——《美国退休人员协会》杂志。

The day after my 50th birthday, I climbed aboard a Russian capsule, in Russia, and launched into space.

在50岁生日后的第二天，我在俄罗斯爬进一个俄制的太空舱，然后被发射到太空中。

As time goes by: In 2006, at a fete for Mike's 50th birthday the family gets in line to celebrate the moment.

时光流逝：2006年，在迈克50岁生日聚餐时，家庭成员再次摆好位置来庆祝这一时刻。

Hollywood actress Julianne Moore, who celebrates her 50th birthday on Friday, is among the models who feature in this year…

好莱坞女星朱莉安。摩尔上周五和今年的著名倍耐力挂历模特们一起庆祝了她的50岁生日。

The actress has reportedly paid £12.2 million for secluded Petra as Brad prepares to celebrate his 50th birthday on December 18.

据报道称，由于布拉德·皮特打算在12月18日庆祝自己50岁生日，安吉丽娜·朱莉斥资1220万英镑（约1.2亿人民币）为其在僻静的佩特拉买下了这座小岛。

Car covered 51 sites around the UK from Folkestone to Stirling to check on the British service station as it celebrates its 50th birthday.

汽车覆盖了从英国到福克斯通的51个地点，因为英国服务站迎来了50岁生日。

Workers are working against the clock in order to finish building the Subway Station before the celebration of 50th birthday of our country.

为了在我国建国50周年大庆之前完成地铁的建设任务，工人们在争分夺秒地工作。