极深研几

jí shēn yán jǐ

Định nghĩa

1. deep and detailed investigation (idiom)

Từ cấu thành 极深研几

• 几 jī: small table
• 几 jǐ: how much
• 极 jí: extremely
• 深 shēn: deep (lit. and fig.)
• 研 yán: to grind