[zēng qiáng]
strengthen; enhance; boost; heighten
raise [heighten; boost] one's morale
增強斗志
strengthen defence
增強防御力量
develop immunity from disease
增強免疫力
build up the people's health
增強人民體質
heighten one's confidence
增強信心
make its goods more competitive
增強產品競爭能力