[] to become stronger; to make sth/sb stronger加强;增强;巩固;变得坚挺◆This week the yen has strengthened against the dollar.本周日元兑美元升值了。◆ plans to strengthen the euro使欧元变得坚挺的计划◆Their position in the market has strengthened in recent months.最近几个月来他们的市场地位得到了增强。◆The fall in unemployment is a sign of a strengthening economy.失业人数下降是经济走强的信号。➡ see note at currency