a/an + iceberg
iceberg 是可数名词，首次提及单个冰山时用 a/an。
An iceberg can be taller than a skyscraper.
一座冰山可能比摩天大楼还高。
冰山
漂浮在海上的大冰块,通常从极地冰川断裂而来；结实紧密的浅绿色叶子的生菜；冷冰冰的人
a large mass of ice floating in the sea, usually broken off from a polar glacier
A huge mass of ocean-floating ice which has broken off a glacier or ice shelf
漂浮在海上的大冰块,通常从极地冰川断裂而来
a large mass of ice floating at sea; usually broken off of a polar glacier
An impending disastrous event whose adverse effects are only beginning to show.
结实紧密的浅绿色叶子的生菜
lettuce with crisp tightly packed light-green leaves in a firm head
From the ship, we saw a huge iceberg floating in the distance.
从船上，我们看到远处漂浮着一座巨大的冰山。
用法提示：iceberg 为名词，表示漂浮在海上的巨大冰块。
AI contextual example
The captain ordered the crew to steer around the iceberg.
船长命令船员绕开那座冰山行驶。
用法提示：iceberg 指冰山的可数名词，此处作宾语。
AI contextual example
Only a small part of an iceberg appears above the water.
冰山只有一小部分露出水面。
用法提示：iceberg 用单数，表示整体概念。
AI contextual example
iceberg 是可数名词，首次提及单个冰山时用 a/an。
An iceberg can be taller than a skyscraper.
一座冰山可能比摩天大楼还高。
the 用于特指双方都知道的或前文提到的冰山。
The iceberg we saw later was actually part of a larger glacier.
我们后来看到的那座冰山实际上是一个更大冰川的一部分。
比喻用法，指像冰山一样冷漠、没有感情的人。
In private, he is an iceberg, never showing affection.
私下里他是个冷冰冰的人，从不表露感情。
berg 是 iceberg 的简写，多用于口语或非正式语境；正式写作中通常仍用完整的 iceberg。它只指冰山，不指一般浮冰（floe）。
grammar · medium
易错句子The Titanic hit an ice in the Atlantic.
正确表达The Titanic hit an iceberg in the Atlantic.
Ice 指‘冰’这种物质，而漂浮在海上的巨大冰块是 iceberg；汉语的‘冰山’应译作 iceberg，不能用 ice 代替。
grammar · medium
易错句子There are many iceberg in the sea near Greenland.
正确表达There are many icebergs in the sea near Greenland.
Iceberg 是可数名词，复数形式为 icebergs。在 many 之后必须使用复数形式，不能省略 -s。
grammar · medium
易错句子She is very iceberg, so she rarely smiles.
正确表达She is an iceberg, so she rarely smiles.
Iceberg 是名词，不是形容词，不能由 very 修饰。表达‘冷冰冰的人’可用 be an iceberg（名词作表语），或改用形容词 cold。
iceberg 指漂浮在海上的大块冰，是冰川断裂后落入海中形成的；glacier 指陆地上缓慢移动的巨大冰体，不漂浮在海里。
iceberg 通常体积巨大、露出水面很高，多来自冰川；ice floe 是海面上平坦的浮冰，面积和厚度较小，随海流漂浮。
冰山一角；事物的表面部分
The reported problems are only the tip of the iceberg.
所报告的问题只是冰山一角。
卷心莴苣；冰山生菜
She made a salad with iceberg lettuce and tomatoes.
她用卷心莴苣和西红柿做了一份沙拉。
撞上冰山
The ship hit an iceberg and began to sink.
船撞上冰山后开始下沉。
冰山崩解；冰架崩裂形成冰山
Iceberg calving is a natural process that creates floating ice masses.
冰山崩解是形成漂浮冰体的自然过程。
漂流的冰山
A drifting iceberg was spotted near the shipping lane.
人们在航道附近发现了一座漂流的冰山。
冰山一角
The reported cases are just the tip of the iceberg.
已报告的案例只是冰山一角。
冰山就在正前方！
In the 1997 film Titanic, the lookout warns, "Iceberg, right ahead!" just before the ship strikes the ice.
在1997年的电影《泰坦尼克号》中，瞭望员在船撞上冰山的瞬间之前警告道：“冰山就在正前方！”
Dictionary facts from ECDICT, WIKTIONARY.