Sometimes, by buying something cheap now, you will be costing yourself more in the long run.
有時候你花了很少錢買了便宜貨,但它日后可能要花掉更多的錢。
They also found out that bees fly a maximum distance of 3.2 kilometres between their hive and a feeding place.
他們還發現蜜蜂從蜂箱到喂食點的最大飛行距離是3。2公里。