pledge [pledʒ] ① v.（公开或正式）保证，承诺；抵押 ② n. 保证，誓言；抵押物
例句 Prakash Javadekar, the minister for human resources, has pledged to increase accountability for outcomes in both public and private schools.
【2017-6《经济学人》】
人力资源部部长普拉卡什·雅瓦德卡尔已承诺，将加大对公立和私立学校教育成果的问责力度。
