- set up sentinels along the streets for security
- 沿路: along the road; on the roads ...
- 放哨: be on sentry duty; stand gua ...
- 放哨: stand sentry; be on sentry go; stand sentinel over 在门口放哨 be posted as a sentry in front of the house
- 沿路: 1.(顺着路边上) along the road; on the roadside2.(一路上) on the way
- 站岗, 放哨: stand sentinel; stand sentry
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