become ineffective

例句 (10)

• The old security system started to become ineffective after new threats emerged.新威胁出现后，旧安全系统开始变得无效。
• Without proper maintenance, even advanced machinery can become ineffective over time.如果没有适当的维护，即使是先进的机器也会随着时间的推移变得无效。
• If the medicine is not stored correctly, it will become ineffective.如果药物储存不当，它将变得无效。
• Prolonged exposure to certain chemicals can cause the protective gear to become ineffective.长期接触某些化学物质可能导致防护装备变得无效。
• The original plan had become completely ineffective due to unforeseen circumstances.由于不可预见的情况，原计划已完全变得无效。
• They realized their communication strategy had become ineffective in reaching the target audience.他们意识到他们的沟通策略在接触目标受众方面已变得无效。
• A leader who lacks public support will inevitably become ineffective.缺乏公众支持的领导者将不可避免地变得无效。
• Efforts to control the spread of the virus may become ineffective if people do not follow guidelines.如果人们不遵守指导方针，控制病毒传播的努力可能变得无效。
• After years of use, the once sharp tools began to become ineffective at their task.使用多年后，曾经锋利的工具开始在任务中变得无效。
• The government's new economic policies risk becoming ineffective if not properly implemented.如果没有正确实施，政府的新经济政策有变得无效的风险。