lín yuān xiàn yú
see 臨淵羨魚,不如退而結網|临渊羡鱼,不如退而结网[lin2 yuan1 xian4 yu2 , bu4 ru2 tui4 er2 jie2 wang3]
临
lín
to face
渊
yuān
deep pool
羡
xiàn
to envy
鱼
yú
fish (CL:條|条[tiao2],尾[wei3])