常見例句雙語例句The invention relates to a vest which installs prefabricated ice blocks in an interlayer bag thereof so as to achieve the purpose of reducing temperature.本發(fā)明涉及一種在馬夾的夾層袋中裝上預(yù)制的冰塊達到降溫目的的馬夾。ip.com 返回 ice vest