| 单词 | protective device |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔bumper〕A protective device for absorbing shocks or impeding contact.减震器，缓冲器：用来减少冲击或阻碍性联系的保护设施美国传统〔heat sink〕A protective device that absorbs and dissipates the excess heat generated by a system.吸热器，吸热部件，散热装置：一种保护性装置，吸收或消散某一系统所产生的多余热量美国传统〔lightning arrester〕A protective device for electrical equipment that reduces excessive voltage resulting from lightning to a safe level by grounding the discharge.避雷器：一种电器保护装置，利用将电流引入地下的作法使闪电引起的高电压减少到安全的程度美国传统〔safety circuit〕An electronic circuit that prevents malfunction by either sounding an alert or activating a trip circuit on a protective device.安全电路：通过发出警报或启动保护装置上的脱落电路来避免发生故障的一种电子线路美国传统 |
| 随便看 |
英语例句辞典收录了559068条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。