Definition
to examine a collection of items carefully, selecting those you desire or discarding those you do not.
仔細挑選；甄選，精選
While picking fresh fruits at the market, the customer carefully picks over the ripest ones.
在市場挑選新鮮水果時，顧客仔細挑選最成熟的。
The workers pick over all the materials in the factory to ensure they select the best for production.
工人們在工廠裡仔細挑選所有材料，以確保選擇最好的用於生產。
She picks over each book in the second-hand bookstore, ensuring every book meets her needs.
她在二手書店裡仔細挑選每一本書，確保每本書都符合她的需求。