noun 下载 🔗分享 背板，护背甲. A plate protecting a fighting person's back. Examples : "The knight's shining armor included a strong backplate to protect him from arrows. " 骑士闪亮的盔甲包括一块坚固的背板，用来保护他免受箭矢的伤害。 military weapon wear body 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 背板 (underwater diving) A plate harnessed to a diver's back, to which the gas cylinders are attached. Examples : "The diver secured the heavy gas cylinders to the backplate before entering the water. " 潜水员在下水前，先把沉重的气瓶固定在背板上。 nautical technical sport 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 挡板，背板。 A metal plate on the rear of a computer's casing, used to cover a port or slot. Examples : "The new video card came with a backplate to cover the unused ports on the computer. " 新的显卡带有一个挡板，用来遮盖电脑上未使用的接口。 computing electronics technology machine part item 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 背板，衬板。 A wood or metal plate that serves as a backing for an object. Examples : "The electrician screwed the light fixture onto the backplate that was already mounted to the wall. " 电工把灯具拧到已经安装在墙上的衬板上。 material part structure building architecture technical item 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 制动底板，背板. A rigid metal plate inside the brake drum, which supports the wheel cylinder, brake shoes, and other parts of a drum brake. Examples : "The mechanic removed the brake drum to inspect the backplate for rust and damage. " 机械师拆下制动鼓，检查制动底板是否有锈蚀和损坏。 vehicle machine part technical 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 背板，后板。 Part of a condenser microphone that sits behind the diaphragm and which acts, in conjunction with the diaphragm, as a sort of variable capacitor. Examples : "The signal from the condenser microphone is generated by changes in capacitance between the diaphragm and the backplate when sound waves cause the diaphragm to vibrate. " 电容式麦克风的信号产生于声波引起振膜振动时，振膜和背板之间电容的变化。 technology electronics sound device part music 与AI对话词汇游戏阅读练习
