熄灭灯后我把被子盖过头顶，躺在床上身体颤抖，保持沉默，不敢尖叫，还忘了祈祷。
1·This device can compress the sealing of the eiderdown , bedclothing and something soft related automatically, and has the excellency of reducing the volume and transporting conveniently.
该设备可对羽绒，寝具及有关柔软物进行自动压缩封口，具有减小体积，便于运输等优点。