24岁的她跟“嫦娥”一起火了，外媒纷纷报道这位big sister
The woman behind China's Chang'e-5 Moon mission

A 24-year-old female space commander has become a viral sensation on Chinese social media for her work on the Chang'e-5 Moon exploration programme.

Despite being the youngest commander at the Wenchang Spacecraft Launch Site, Zhou Chengyu is known at work as "Big Sister" as a sign of respect.

Known as "Big Sister" by colleagues as a mark of respect, the commander has become an internet sensation in China.

❶ Big wheel

He's a big wheel at the company.

❷ Big cheese

❹ Be (really) something

Imagine winning an Olympic medal—now that would be something.