gāo​lěi​shēn​qiàn

to build high walls and deep moats

Senses

高垒深堑/ 高壘深塹 gāo​lěi​shēn​qiàn to build high walls and deep moats

To build high fortifications and dig deep moats; describes an extremely strong defense.

References

same_as 高垒深堑/高壘深塹 高垒深沟/高壘深溝
variant 高垒深沟/高壘深溝 高垒深堑/高壘深塹