短語詞組短語Building Physical Collapse 建筑形體收building sudden collapse 建筑物突然倒塌width of building total collapse 倒塌率寬度building collapse rate 建筑倒塌率building collapse ratio 建筑物倒塌率Prevent Building Collapse 防止建筑物倒塌building collapse accident 建筑倒塌事故struck building collapse 被建筑物倒塌擊中 返回 building collapse