Exam: IELTS

Definition: The act of transporting students by bus to schools that are not in their local area, often to promote diversity and integration.

Example: Busing has been used in many cities to help achieve a more balanced student population in schools.

Definition: A lively and noisy activity or movement, often involving a lot of people and energy.

Example: The bustle of the city made it hard to hear each other speak.

Definition: To move around in a busy and energetic way, often causing others to move or act in a similar manner.

Example: She bustled around the kitchen, preparing dinner for her guests.

Definition: In a lively and busy way, often referring to a place filled with activity and movement.

Example: The market was bustlingly filled with shoppers and vendors during the festival.

Definition: Occupied with activities or tasks; having a lot to do.

Example: She was too busy to attend the meeting.

Definition: To make someone or something occupied or engaged in an activity.

Example: She busied herself with organizing the event.

Definition: A colorless and flammable gas that is a type of hydrocarbon, commonly used to make synthetic rubber.

Example: Butadiene is an important chemical in the production of various types of rubber.

Definition: A type of flammable gas that is used as fuel and is found in natural gas and petroleum.

Example: We used butane to fuel the portable stove during our camping trip.

Definition: A type of alcohol that is derived from butane, used mainly as a solvent and in chemical reactions.

Example: Butanol is commonly used in the production of plastics and other chemicals.

Definition: A clear, colorless liquid that is flammable and used in various products like paints, adhesives, and cleaning fluids.

Example: Butanone is commonly used as a solvent in the manufacturing of plastics.

Definition: A person who sells meat or prepares animals for food by killing and dressing them.

Example: The butcher at the market always has the freshest cuts of meat.

Definition: To kill or prepare animals for food, often in a rough or careless way.

Example: The chef decided to butcher the chicken himself for the special dish.

Definition: A type of hydrocarbon that is part of the alkene family, consisting of four carbon atoms and having at least one double bond.

Example: Butene is commonly used in the production of plastics and other chemicals.