Arsenic poisoning from drinking water has become a serious human health threat throughout the Indian subcontinent and a bio-sensor may serve as a low-cost early-warning system.

由于饮用水砷中毒已成为危害整个印度次大陆的严重问题，生物传感器作为一种低成本的早期预警系统可以检测可能对人类健康构成威胁的饮用水。

youdao

There is an oil pressure sensor near the oil pump that monitors pressure and sends this information to a warning light or a gauge on the dashboard.

在油泵附近有个油压力传感器，它能检测油的压力并传递给警示灯或仪表板上的油量表。

youdao

Hall type tire inflation pressure sensor is designed, which is used to provide the input signal of tire pressure for the pressure monitoring and warning system of automobile tire.

设计了一种霍尔式轮胎气压传感器，用于为汽车轮胎气压自动监测和报警系统提供轮胎气压输入信号。

youdao

Plugging the proposals into a spreadsheet, he started listing the tools needed to produce each one: A CNC milling machine for an updated, open-source letterpress printer, a laser cutter for a sensor warning pilots of nearby planes.

FORBES: TechShop: Welcome To Your Neighborhood Xerox Parc

Footie fans can breathe a sigh of relief thanks to the state-of-the-art trolley which comes complete with tilting iPad holder and speakers, a front bumper complete with a sensor which lets off a warning beep if you get too close to other shoppers and an onboard battery with self-charging solar panel to ensure the viewing device never runs on empty.

ENGADGET: iPad dock shopping cart keeps footie fans and their other halves happy