路标的英文：
Guide
guide-post
guidepost
roadmap
signpost

参考例句：

The signpost points in a westerly direction.
路标指向西.

Sign posts direct travellers.
路标给游人指路。

Look out for a sign to the motorway.
留意通往高速公路的路标.

Provide(a road)with signposts;indicate(a route or place)with signposts
为(路)设置路标;用路标指示(路径或地方)

The tribute indicates the right way to go.
路标标示正确的前进路线。

The signpost indicates the right way to go.
路标标示正确的前进路线。

The route is well sign-posted throughout.
这条路线全程设有路标。

The man set the boy on his way until he reached the signpost.
这人一直把孩子送到路标跟前。

He orientated himself by finding a familiar landmark.
他靠找寻熟悉的路标确定了方向。

The route is well signposted throughout...
这条路线全段都清楚地设有路标。

guide是什么意思：
v. 引导；引路；带领；操纵；影响；指导
n. 向导；导游；指导者；指导原则；准则；指南；入门书

To be guided by destiny
听天由命

Reason be the guide and light of life .
理性是人生的灯塔。

control lever guide collar
操纵杆导套

post是什么意思：
n. 邮政；邮件；柱，桩，杆；岗位
v. 邮寄；张贴；宣告，发表；布置

There was a big post/a lot of post this morning.
今早邮件很多。

Sign posts direct travellers.
路标给游人指路。

You would have posted scam！
你会把诈骗的事给捅出去！

guidepost是什么意思：
n. 路标,路牌

A guidepost advised him that his destination was still eight miles distant.
路标指示他离目的地还有8英里。

Johnny: Every time I slow to the corner, a guidepost says, 'School -- Go Slow'.
约翰尼：每当我缓行到学校附近的拐角处，就见路牌上写着‘学校－缓行’。

Your guidepost stands out like a tenfold beacon in the night--Duty--Honor--Country
你们的指路标，就像黑夜里分外光亮的灯标一样清楚--“责任--荣誉--国家”。