diàn​jī​shí

foundation stone

Senses

奠基石 diàn​jī​shí foundation stone

stone laid at a ceremony to mark the start of construction, often inscribed with the date

奠基石 diàn​jī​shí cornerstone

the fundamental basis or starting point on which something is built or developed

References

classifier 奠基石/奠基石 块/塊