防撞装置

【化】 anticollision device
【医】 anti-bumping device

防的英语翻译：

defend; guard against; prevent

撞的英语翻译：

bump; bump into; collide; meet by chance; ram; strike

装置的英语翻译：

device; apparatus; fitting; installation; setting; unit
【计】 blaster; U
【化】 equipment; set; set up; setting
【医】 apparatus; device; fitting; installation; mounting; unit
【经】 equipment; installation