upsurge
n
(usu sing 通常作单数)
(a) ~ (in sth) sudden increase in sth; rise 急剧增长; 上升
an upsurge in sales, costs, investments 销售额、 费用、 投资额的猛增.
(b) ~ (of sth) sudden rush, esp of feeling 激发; (尤指感情的)突发
an upsurge of anger, enthusiasm, violence 愤怒、 热情、 暴力行为的爆发
an upsurge of interest in the environment 对环境问题突然发生的兴趣.