Construction stopped after the Columbia disaster forced a moratorium on shuttle flights.
Construction stopped after the Columbia disaster forced a moratorium on shuttle flights.
哥伦比亚号失事导致了飞船起飞的延期，工程也因此暂停。
Construction stopped after the Columbia disaster forced a moratorium on shuttle flights.
哥伦比亚号失事导致了飞船起飞的延期，工程也因此暂停。