单词	lead-up
释义	lead-uplead-up /ˈliːd ʌp/ noun [singular] the things that are done in the time before an important event SYN  run-up:  the lead-up to the election
随便看	USB drive USCIS U.S. Customs and Border Protection USDA use used used to useful usefully usefulness useless uselessly uselessness Usenet user user fee user-friendliness user-friendly user group user interface user name US Geological Survey usher usherette USIA

英语词典包含52748条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。