A1 noun 中性

sea

/siː/

A large body of salt water that covers most of the Earth's surface. It is generally smaller than an ocean and often partly or fully surrounded by land.

例句

3 / 5
1

I love swimming in the sea during summer.

I love swimming in the sea during summer.

2

The protection of the sea is vital for the global ecosystem.

The protection of the sea is vital for the global ecosystem.

3

Let's head to the sea for the weekend!

Let's head to the sea for the weekend!

词族

名词
sea
形容词
seaside
相关
seafood
💡

记忆技巧

Visualize the 'S' in 'Sea' looking like a wave of water.

快速测验

The boat is sailing on the ___.

正确!

正确答案是: sea

例句

1

I love swimming in the sea during summer.

everyday

I love swimming in the sea during summer.

2

The protection of the sea is vital for the global ecosystem.

formal

The protection of the sea is vital for the global ecosystem.

3

Let's head to the sea for the weekend!

informal

Let's head to the sea for the weekend!

4

Marine biology focuses on the diverse organisms found within the sea.

academic

Marine biology focuses on the diverse organisms found within the sea.

5

The company specializes in shipping goods across the sea.

business

The company specializes in shipping goods across the sea.

词族

名词
sea
形容词
seaside
相关
seafood

常见搭配

deep sea deep sea
sea level sea level
rough sea rough sea
calm sea calm sea
sea breeze sea breeze

常用短语

at sea

confused or lost

plenty more fish in the sea

there are many other people or opportunities

high seas

the open ocean, especially outside the territorial waters of any country

容易混淆的词

sea vs see

'See' is a verb meaning to use your eyes, while 'sea' is a noun for salt water.

sea vs ocean

An ocean is much larger than a sea; seas are often partially enclosed by land.

📝

使用说明

Use 'the sea' when referring to the water in a general sense. Use 'a sea' when referring to a specific body of water that has a name, like the Mediterranean Sea.

⚠️

常见错误

Learners often mix up the spelling with 'see' because they sound exactly the same (homophones).

💡

记忆技巧

Visualize the 'S' in 'Sea' looking like a wave of water.

📖

词源

Derived from the Old English 'sæ', which comes from a Germanic root meaning a body of water.

语法模式

countable noun (plural: seas) often used with the definite article 'the' prepositional use: 'by the sea' or 'at sea'
🌍

文化背景

In island nations like the UK or Japan, the sea is a central part of national identity, food culture, and history.

快速测验

The boat is sailing on the ___.

正确!

正确答案是: sea

更多nature词汇

rainforest

A1

A thick forest in a tropical area that receives a large amount of rain throughout the year. It is a dense habitat known for having many different types of plants and animals.

tundra

A1

A large, flat area of land in very cold parts of the world, such as the Arctic. In this area, the ground is frozen and there are no trees, only small plants like moss.

wetland

A1

A wetland is an area of land that is always wet or covered with shallow water. It is a very important place where many different plants and animals, like birds and frogs, live.

coral reef

A1

A coral reef is a large underwater structure made from the skeletons of small sea animals called corals. They are usually found in warm, shallow parts of the ocean and provide a home for many types of fish.

vegetation

A1

Vegetation refers to all the plants and trees that grow in a particular area. It is used to describe the green cover of the earth, like forests or grass.

foliage

A1

Foliage refers to the leaves of a plant or tree, considered as a group. It is often used to describe the overall appearance and mass of greenery in a landscape or forest.

canopy

A1

A canopy is a cover that hangs over something, like a bed or a seat, to provide shade or protection. In nature, it is the top layer of a forest where the branches and leaves of tall trees meet to form a roof.

photosynthesis

A1

Photosynthesis is the natural process that green plants use to make their own food. They use sunlight, water, and carbon dioxide to create energy and release oxygen into the air.

pollination

A1

Pollination is the process of moving pollen from one flower to another to help plants make seeds and fruit. This is usually done by insects like bees or by the wind.

seedling

A1

A seedling is a very young plant that has just started to grow from a seed. It usually has a small green stem and its first few tiny leaves.

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