Or the US could enter a period of lower growth, if restricting immigration takes the wind out of the economy.
那些“中式梦核”的视频里，画面都是空的——教室、走廊、房间都空无一人。但真正的千禧年并非如此。那是一个热闹、温情的时代，每一个角落都盛满了声音与人情。
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"Now I'm asking, is that coming forwards towards us? Is it the end of the century?" he asked.
Workers grappling with the rapid growth of artificial intelligence have said they feel “devalued” by the technology and warned of a downward trajectory in the quality of work.
Close relatives of animals can become multicellular if distinct individuals join together or if dividing cells remain attached. A species has been found to use both mechanisms.