She did not use any safety devices, such as a seat belt or parachute.

她并没有使用任何安全设备，比如安全带或降落伞。

The auto industry added safety devices like seat belts and air bags.

汽车业增加了安全带和安全气囊等安全。

The safety device cuts in automatically.

【cut】安全在需要时会自。

Teoh said the findings could be valuable for trucking companies and drivers who are considering whether to get safety devices on their next vehicles.

提欧表示，这一发现对于正在考虑是否要在其以后的新车上安安全的卡车运输公司和驾驶员来说，十分具有参考价值。

'SmartHalo', which costs $150, also has a built-in safety device that flashes red and sounds a loud alarm if someone tries to steal the bike.

“SmartHalo”的售价为150美元，并内安全，如果有人想要窃取自行车，该设备将显示红灯，并发出警报。