名詞 landmark:

1. the position of a prominent or well-known object in a particular landscape
2. an event marking a unique or important historical change of course or one on which important developments depend
   同義詞：turning point, watershed
3. a mark showing the boundary of a piece of land
4. an anatomical structure used as a point of origin in locating other anatomical structures (as in surgery) or as point from which measurements can be taken

1. Marble Arch is a famous London landmark.
   大理石拱門是著名的倫敦標(biāo)志。
2. The local artists will hold an exhibition on the landmark.
   當(dāng)?shù)禺?huà)家將要在這個(gè)風(fēng)景點(diǎn)舉辦展覽。
3. Mountains dominate the city's landmark.
   重巒疊嶂構(gòu)成這個(gè)城市的風(fēng)景點(diǎn)。

land.mark

n.（名詞）
A prominent identifying feature of a landscape.
陸標(biāo)：用來(lái)顯示景色特征的顯著標(biāo)記
A fixed marker, such as a concrete block, that indicates a boundary line.
界標(biāo)：用來(lái)指示界限的固定標(biāo)記，如一塊大的水泥石柱
An event marking an important stage of development or a turning point in history.
里程碑：事物發(fā)展過(guò)程中重要階段的事件或歷史的轉(zhuǎn)折點(diǎn)
A building or site that has historical significance, especially one that is marked for preservation by a municipal or national government.
紀(jì)念碑：具有歷史意義的建筑物或場(chǎng)所，尤指那些被市政府或國(guó)家政府指定為保護(hù)對(duì)象的建筑物或處所
adj.（形容詞）
Having great import or significance:
有重大意義或影響的：
例句：
a landmark court ruling; a landmark decision.
深具意義的法庭裁定；一項(xiàng)重大的決定