一、原文： 甲方应按照合同规定的时间和方式向乙方支付款项。 准确的法律英语翻译： "Party A shall make payments to Party B in accordance with the time and manner specified in the contract." 生硬的普通翻译： "Party A needs to pay Party B at the time and in the way mentioned in the contract." 二、原文： 本协议受中华人民共和国法律管辖并按该法解释。 准确的法律英语翻译： "This agreement shall be governed by and construed in accordance with the laws of the People's Republic of China." 生硬的普通翻译： "This agreement is under the control of China's laws and should be understood according to these laws." 三、原文： 除非另有书面约定，否则任何一方不得擅自更改合同条款。 准确的法律英语翻译： "Unless otherwise agreed in writing, no party may unilaterally modify the terms of this contract." 生硬的普通翻译： "Unless there is another written agreement, no side can change the contract terms by themselves."