俗说鲇鱼能上竹竿,但鲇鱼黏滑无鳞,爬竿毕竟困难。后以之比喻上升艰难。
读音:nián
[nián]
读音:yú
[yú]
读音:shàng,shǎng
[shàng,shǎng]
读音:zhú
[zhú]
读音:gān
[gān]