jǐng / shuǐ / tài / shēn / hái / zi / men / bù / néng / zì / jǐ / yòng / diào / tǒng / dǎ / shuǐ井水太深,孩子们不能自己用吊桶打水。The well is too deep, so the children cannot draw water with the well bucket by themselves.