assurance

n.把握，承诺

assist sb. in sth., assist sb. with sth., assistance, assistant, assize, Assoc (also assoc), associate, associate...with, associated, association, associative, assonance, assort, assorted, assortment, Asst (also asst), assuage, assume, assumed, assumption, assure, assure sb. of sth., assured, assured (also self-assured), assuredly, assuredness, AST, astatine, aster, asterisk, astern, astern of, asteroid, asthma, asthmatic, astigmatic, astigmatism, astir, astonish, astonished,