Paradoxically, while the temperatures required for liquid water exist only in the inner solar system, the key building blocks of life, including water itself, occur primarily beyond the asteroid belt.

矛盾的是，虽然液态水所需的温度只存在于太阳系内部，但生命的关键组成部分，包括水本身，却主要存在于小行星带之外。

youdao

Major progress has been made in launching key projects and building the economic corridors of the Silk Road economic Belt, and the building of the 21st Century Maritime Silk Road is well underway.

丝绸之路经济带一系列重点项目和经济走廊建设已经取得重要进展，21世纪海上丝绸之路建设正在同步推进。

youdao

In 2013, during my visit to Kazakhstan and Indonesia, I put forward the initiatives of building a Silk Road economic belt and a 21st century maritime Silk Road.

2013年我访问哈萨克斯坦和印度尼西亚时，分别提出建设丝绸之路经济带和21世纪海上丝绸之路合作倡议。

youdao

Its green belt, which restricts building in countryside close to the city, is strangling industrial and housing development.

ECONOMIST: The wealth effect

Since the plans means building on green belt land, it will be referred to Communities Secretary Eric Pickles.

BBC: Field Farm green belt housing plan approved

For the next 7 minutes, video images of Ralph Lauren clad models strutted along the balconies, a giant green belt wrapped itself around the building and polo horses galloped across the facade.

FORBES: Connect