v. 保证; 担保; 确保
现在分词:ensuring第三人称单数:ensures过去式:ensured过去分词:ensured
CET4CET6考研GREIELTSTEM4TEM8经济
Oxford 3000 / Collins.4 / BNC.712 / COCA.1754
verb
Synonym: seecheckinsuresee to itcontrolascertainassure
Synonym: guaranteeinsureassuresecure