雨后春笋[yǔ hòu chūn sǔn]
词典emerge：出现，浮现；暴露；摆脱。
词典bamboo shoots after a spring rain：雨后春笋。
词典雨后春笋
词典like mushrooms after rain：雨后春笋。
danci.911chaxun.com
bamboo shoots after a spring rain; like mushrooms after rain