An echo? What about cardioversion or ablation? Won't I need a pacemaker or a permanent internal defibrillator?

超声波检查？干嘛不来个心脏复律或是射频消融？我难道不需要装一个起搏器或者是永久性心内除颤仪？

Computers emit both – low-frequency and radio-frequency EMR. Experts around the world have classified EMR as a possible carcinogen for humans.

脑会发出低频和射频磁辐射。世界各地专家磁辐射归为致癌物。

We detect the Drone primarily through radio frequency signals that are recognized by our sensors.

我们主要通过传感器识别射频信号来探测无人机。

In theory, radio frequency interference from cell phones could affect certain airplane systems.

理论上，来自手机射频干扰可能会影响某些飞机系统。

Implantable RFID chips are one of the most popular choices. These are commonly used in pets, but in humans can be programmed to unlock doors or smartphones.

可植入无线射频识别芯片是最受欢迎选择之一。这些通常于宠物，但人类可以通过编程使打开门或智能手机。

A fast radio burst, or FRB, is a kind of radio-frequency electromagnetic radiation.

快速射暴，简称 FRB，是一种射频磁辐射。

For initial stages, when the cancer has invaded just the mucosa and submucosa, options include esophagectomy, endoscopic tumor resection, or mucosal ablation - which is when the cancerous mucosa is removed by radiofrequency.

早期肿瘤只入侵黏膜和黏膜下层，治疗选择包括食管切除术、内镜下肿瘤切除术或黏膜消融术，即射频消融被肿瘤侵袭黏膜。

Department head Dr. Philippe Brouqui explains that radiofrequency identification chips, or RFIDs, are placed in soles of hospital shoes, while antennas are placed on the floor.

部门主管菲利普博士解释说，这种射频识别芯片(RFIDs)被放置在医院底上，其天线放置在地板上。

And radio waves are common but not ubiquitous. These are serious drawbacks for an IMD that may be responsible for keeping someone alive.

另外射频很常见，但是也不是处处可见。这些问题对于维持生命可移植医疗设备来说都是十分严重缺陷。

We've got an RF warning on the camera, which means that the signal's not actually getting onto the tape. It's usually a head clog.

摄像机出现磁射频警告，就是说信号没法传入录像带。一般是磁头堵塞。

Bossa nova uses 2D and 3D cameras and multiple sensors to track items that have radio frequency identification tags and invisible barcodes.

波萨诺瓦使2D、3D摄像机和多传感器跟踪具有无线射频识别标签和隐形条码商品。

RF technology is what most other wearable LED companies use too, like Xylobands, who do everything from Eurovision to corporate events.

大多数其他可穿戴式 LED 公司也在使射频技术，比如 Xylobands，从欧洲歌唱大赛（Eurovision）到企业活动，他们产品无所不有。

In August 2012 two schools in San Antonio, Texas, embedded RFID tags in identity badges belonging to their 4, 200 students.

2012年8月，美国德克萨斯州圣安东尼奥市两所学校在4200位学生校徽上嵌入了无线射频标签。

But the police in the Netherlands managed to trace the wetsuit by an RFID chip that was sewn in the suit.

但荷兰警方试着去通过 缝在潜水服里面一个无线射频芯片来追踪这身衣服。

And radio waves are common but not ubiquitous.

另外射频很常见，但是也不是处处可见。

They're usually asymptomatic, but when they're a sign of an underlying disorder, treatment including a radiofrequency ablation may be necessary.

们通常是无症状，但当成为潜在疾病体征时，包括射频消融在内治疗就可能是有必要了。

The RFID chip can be read dozens of feet away without an individual's knowledge or consent, according to the ACLU.

根据美国公民自由协会说法，无线射频识别芯片可在几十英尺外无需个人知情或同意情况下被读取。

A properly tuned device could capture background radio-frequency energy and rectify it into small amounts of usable power.

一个适当调谐装置能够捕获北京射频能量并且其转换成少量可能源。

But whether it's Bluetooth, RF or infrared, the experience of these wearable pieces of technology are only getting more detailed to make every fan feel like part of the show.

但无论是蓝牙、射频还是红外，这些可穿戴技术体验只会变得越来越细致，让每个粉丝都觉得自己是这场表演一部分。

If an ectopic focus is triggering ventricular arrhythmias, radiofrequency ablation can be done, which is where radiofrequency waves are used to destroy the tissue that's causing the ectopic heartbeat.

如果异位起搏点引发了室性心律失常，可以做射频消融，就是射频波被于摧毁导致异位心搏组织。