wave

Đập tay, vẫy tay chào

to move your hand up and down to greet someone or signal something

• wave at somebody
• wave goodbye

Collocations wave to a friend · wave hello

• She waved at me from across the street.

  Cô ấy đã vẫy tay chào tôi từ bên kia đường.

Sóng nước, gợn sóng

a moving part of water in the sea or a river

• big waves
• wave on the ocean

Collocations ocean wave · waves crashing against the shore

• The waves were too big for swimming.

  Sóng nước quá lớn để bơi lội.

Dải sóng điện từ, tín hiệu điện tử

a movement of electricity that travels through the air or along a wire

• radio wave
• wave frequency

Collocations electromagnetic waves · transmitting waves

• Radio waves can travel long distances.

  Dải sóng radio có thể truyền đi xa.

Dòng người di chuyển, làn sóng người

a large group of people moving together in a particular direction, often as part of a protest or celebration

• wave of protesters
• wave of supporters

Collocations protest wave · celebratory wave

• A wave of demonstrators filled the streets.

  Dòng người biểu tình đã lấp đầy các con đường.

Làn sóng sự kiện, xu hướng chung

a movement or a series of movements that affect many people or things at the same time, often in a similar way

• wave of change
• wave of attacks

Collocations economic wave · social wave

• There has been a recent wave of immigration.

  Có một làn sóng di dân gần đây.

Đập tay, vẫy tay chào

to move your hand up and down to greet someone or signal something

• wave at somebody
• wave goodbye

Collocations wave to a friend · wave hello

• He waved his hand to signal the start of the race.

  Anh ấy đã vẫy tay để báo hiệu cuộc đua bắt đầu.

Vẫy tay chào tạm biệt

to move your hand up and down to say goodbye to someone

• wave goodbye

• She waved goodbye as the train pulled out of the station.

  Cô ấy đã vẫy tay chào tạm biệt khi tàu rời khỏi ga.

Vẫy tay lên xuống để thu hút sự chú ý

to move your hand up and down in the air to signal something or get someone's attention

• wave at somebody

• He waved his hand in the air to get her attention.

  Anh ấy đã vẫy tay lên xuống để thu hút sự chú ý của cô.