pull detector
把探测器
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The 675-square-foot model apartment, with its beige carpets, white walls and galley kitchen, looks like your standard new-build condo, but for the emergency pull cords and the motion detector over the entryway.
WSJ: Senior Living It Up
应用推荐
模块上移
模块下移
不移动