名詞 milestone:

1. stone post at side of a road to show distances
   同義詞：milepost
2. a significant event in your life (or in a project)

1. But my father had described over and over again what we should see at every milestone.
   而是我父親一次又一次這樣地描述在走過離家鄉(xiāng)最近的那個城鎮(zhèn)之后，在每一個路標(biāo)處我們應(yīng)當(dāng)看到的東西。
2. Good evening. milestone corner.
   晚安，MilestoneCorner(餐廳)。
3. Each birthday is a milestone we touch along life's way. May your birthday be happy in more ways than one.
   每個生日都是我們?nèi)松玫囊粋€里程碑，愿你的生日百事順意。

mile.stone

n.（名詞）
A stone marker set up on a roadside to indicate the distance in miles from a given point.
里程碑，里程標(biāo)：路邊所設(shè)立的石制標(biāo)志，以英里指示從給定的一點(diǎn)到該路標(biāo)的距離
An important event, as in a person`s career, the history of a nation, or the advancement of knowledge in a field; a turning point.
里程碑，轉(zhuǎn)折點(diǎn)：在個人事業(yè)、國家的歷史或某一領(lǐng)域知識的發(fā)展上所發(fā)生的重大事件；轉(zhuǎn)折點(diǎn)