1. In California, where sardines, mackerel and tuna were once the staples of the fishing industry. 在加利福尼亚，沙丁鱼、鲭鱼和金枪鱼曾经是捕鱼业的主要产品。
2. Dried cod and herring were already the staples of the European fish trade, but changes in water temperatures forced fishing fleets to work further offshore. 鳕鱼干和鲱鱼干已经是欧洲鱼类贸易的主要产品，但水温的变化迫使渔船在离岸更远的地方作业。
3. Aid workers helped distribute corn, milk and other staples. 救助人员协助分发谷物、牛奶及其他必需的食物。
4. Staples such as bread, rice, and tea are already being rationed. 面包、米、茶等主要食品已经是定量配给。
5. We're a traditional British restaurant so there are some staples that will remain essentially unchanged. 我们是一家传统的英国餐馆，所以有些主菜基本上不会改变。
