boost
/bu:st; bust/ v [Tn]
increase the strength or value of (sth); help or encourage (sb/sth) 增强（某事物）的力量; 提高（某事物）的价值; 帮助; 鼓励; 促进（某人[某事物]）
boost an electric current 增强电流
boost imports, share prices, the dollar, etc 增加进口、提高股票价格、提高美元汇价
boost production 促进生产
The unexpected win boosted the team's morale. 意外的胜利鼓舞了全队的士气. boost, n increase; help; encouragement 增加; 帮助; 鼓励
a boost in sales, exports, etc 销售、出口等的增长
give the economy, the pound, etc a boost 使经济、英镑等有起色
give sb's confidence a boost 增强某人的信心.