Pronunciation: [tàn Yuān suǒzh].
Source: Zhang Song Fang Jun's "Cloud Seven Signs" Volume 109: "Deyu is probably not a stone, but also called finding pearls."
Grammar: exploring the source, looking for Zhu as predicate, object and attribute; Used for writing, etc.
Near meaning: looking for pearls.
Look for pearls, the sentence is as follows:
1. In his artistic career of taking fish as his friend, partner, teacher and theme for half a century, he explored the root of poverty in China and the fish culture in China.
2. She repeatedly explores the etymology and strives for perfection.
Idioms related to finding pearls;
Searching for secrets, searching for pearls, searching for hidden lines, searching for hidden lines, searching for hidden lines, searching for hidden lines, searching for pearls, searching for clues, searching for clues, searching for clues, searching for depth, searching for hooks, searching for depth, pressing mountains and exploring the sea.