壁垒森严
Traditional form:
壁壘森嚴
Pinyin (reading):
bìlěisēnyán
Definitions:
- closely guarded
- strongly fortified
- sharply divided
Characters:
- 壁 - partition, wall; rampart
- 垒 - rampart; base (in baseball)
- 森 - forest; luxuriant vegetation
- 严 - strict, rigorous, rigid; stern
Traditional characters: