You hold on to them so there won't be a problem later.
你来保管, 免得等一下又出问题了。
By accident Marion overheard some nasty gossip.
马里恩偶然听到了一些令人不愉快的谣言。
Bagrit dismissed the idea that computers would learn to 'think' for themselves and would 'rule the world', which people liked to believe in those days.