单词	law of impact
释义	law of impact 碰撞定律
随便看	umbrella shaped umbrella-shaped umbrella-shaped flame umbrella-shaped formwork and scaffolding system umbrella shaped larva umbrella-shaped larva umbrella-shaped roof umbrella-shaped self-expanding anchor umbrella shaped stage umbrella-shaped stage umbrella shed umbrella sheds umbrella sheet heat exchanger umbrella shell umbrella silk umbrella skirt umbrella sleeve umbrella solution umbrella spray Umbrellas sell best in winter UMBRELLASstands or holders UMBRELLAS-sticks combined with other subjects umbrella stage umbrella stand umbrella stand with keys