insure及其名词的词性和词意
insure主要用作及物动词,后接名词或代词作宾语,也可以接双宾语。 动词 insure: 同义词：see, check, see to it, ensure, control, ascertain, assure make certain of 同义词：guarantee, ensure, assure, secure protect by insurance 例句： `Did you insure the jewels before they were stolen?' `No,...