工程

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Technical skills are essential for careers in engineering and IT

技术技能对工程和信息技术领域的职业至关重要。

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The city's hi-tech sector has attracted significant foreign investment

这座城市的高科技产业吸引了大量外国投资。

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Press the button to activate the security system

按下按钮启动安全系统。

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Household appliances like refrigerators and washing machines save time and labor

冰箱、洗衣机等家用电器节省了时间和劳动力。

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A short circuit caused the power outage in the neighborhood

短路导致了附近地区停电。

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The current economic situation requires innovative solutions from policymakers

当前的经济形势需要决策者拿出创新解决方案。

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Mechanical engineers design and maintain complex machinery

机械工程师设计和维护复杂机械。

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The body has natural mechanisms to fight off infections

人体有抵御感染的自然机制。

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Rechargeable batteries are more environmentally friendly than disposable ones

可充电电池比一次性电池更环保。

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Civil engineering projects like bridges and roads are vital for infrastructure development

桥梁、道路等土木工程对基础设施发展至关重要。

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Smartphones are versatile gadgets that combine communication and entertainment functions

智能手机是集通讯和娱乐功能于一体的多功能设备。

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Robots are increasingly used in manufacturing to improve precision and efficiency

制造业中越来越多地使用机器人以提高精度和效率。

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Wind turbines generate electricity by harnessing the power of wind

风力涡轮机通过利用风能发电。

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Exposed wires pose a serious safety hazard and should be fixed immediately

裸露的电线存在严重安全隐患，需立即修复。

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The technician repaired the computer and restored the lost data

技术员修好了电脑并恢复了丢失的数据。

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Motion sensors can detect movement and trigger alarms in security systems

运动传感器可检测移动并触发安全系统警报。

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The car's motor needs regular maintenance to ensure optimal performance

汽车发动机需要定期保养以确保最佳性能。

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Advancements in electronics have led to the development of smaller and more powerful devices

电子学的进步促使更小、功能更强的设备得以开发。

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An adapter is needed to connect the new printer to the computer

需要一个适配器将新打印机连接到电脑。

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The amplifier boosted the sound so everyone in the hall could hear the speaker

扩音器放大了声音，使大厅里的每个人都能听到演讲者。

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A breakdown in communication led to misunderstandings between the team members

沟通不畅导致团队成员之间产生误解。

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The stadium has a seating capacity of 50 ,000 spectators

该体育场可容纳5万名观众。

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Remember to disconnect the power before repairing the electrical appliance

修理电器前记得断开电源。

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During the power outage , the generator provided electricity to the hospital

停电期间，发电机为医院供电。

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Using a lever can make it easier to lift heavy objects

使用杠杆能更轻松地提起重物。

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A microscope is used to magnify tiny objects that are invisible to the naked eye

显微镜用于放大肉眼看不见的微小物体。

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The factory's machinery operates 24/7 to meet the production deadline

工厂的机器24小时运转以满足生产 deadlines。

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The transmitter sends signals from the radio station to listeners' devices

发射机从广播站向听众设备发送信号。

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The company provides excellent after-sales service to its customers

该公司为客户提供优质的售后服务。

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spare part

n. 备件；配件；零件

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It's important to keep spare parts on hand for emergency repairs

备有备件以便紧急维修很重要。