| 壁垒 | bì lěi | rampart; barrier | |
| 堡垒 | bǎo lěi | fort | |
| 贸易壁垒 | mào yì bì lěi | trade barrier | |
| 对垒 | duì lěi | to face off against one's adversary (military, sports etc) | |
| 营垒 | yíng lěi | army camp |
| 1 | Run to first! | |
| 2 | He is on first base. | |
| 3 | The first baseman was dumped from the team. | |
| 4 | Instead of building walls around ourselves, we should be tearing them down. | |
| 5 | So how high would we have to pile the sandbags? |