This guide explains how the worldwide express login works

Verb explain (third-person singular simple present explains, present participle explaining, simple past and past participle explained) (transitive) To make plain, manifest, or intelligible; to clear … (informal) Oh well then, that explains it (= I understand now why something happened). The phenomenon is partly explained by the fact that global temperatures are rising. Synonyms for EXPLAINS: illustrates, clarifies, demonstrates, simplifies, illuminates, interprets, elucidates, expounds; Antonyms of EXPLAINS: obscures, confuses, clouds, confounds, obfuscates, … Harvard Business School professor Leslie Perlow explains that when people feel the pressure to be always "on,"they find ways to accommodate that pressure, including altering their schedules, work …