ensure

vt.保证，担保，确保

enrapture, enrich, enrichment, enrol, enrol (also esp US enroll), enroll, enroll in, enrollment, enrolment, enrolment (also esp US enrollment), Ens, ensconce, ensemble, enshrine, enshroud, ensign, enslave, enslavement, ensnare, ensue, ensure (US insure), ensure sb. against, ENT, entail, entangle, entanglement, entente, entente cordiale, enter, enter for, enter into, enter upon, enteric, enteritis, enterprise, enterprising, enterprisingly, entertain, entertainer, entertaining,