Exam: TOEFL

Definition: In a way that lacks a specific goal or direction; doing something without a clear purpose.

Example: He wandered aimlessly through the streets, unsure of where to go.

Definition: The condition of having no specific goal or purpose in life, leading to a lack of direction or focus.

Example: After losing his job, he felt a sense of aimlessness that made it hard to get out of bed in the morning.

Definition: A safety feature in cars that quickly fills with air to protect people inside during a crash, helping to prevent injuries.

Example: The car was equipped with multiple airbags to ensure the safety of all passengers in case of an accident.

Definition: Something that is carried or moved through the air, often referring to objects or substances that are flying or floating in the atmosphere.

Example: The helicopter became airborne within seconds of takeoff.

Definition: A type of explosion that occurs in the air, typically from a bomb or shell, rather than on the ground.

Example: The airburst of the bomb caused widespread damage over a large area.

Definition: A type of large airplane designed for carrying passengers over short, medium, or long distances, often with a wide body.

Example: The new Airbus model has improved fuel efficiency and passenger comfort.

Definition: A method of delivering goods or supplies from an aircraft by dropping them from the sky, usually using parachutes.

Example: The military conducted an airdrop to deliver essential supplies to the remote area.

Definition: To release or deliver something from an aircraft, usually supplies or equipment, to a specific location on the ground.

Example: The military decided to airdrop supplies to the remote village.

Definition: A structure, like a wing or blade, that is shaped to create lift or control movement when it moves through the air.

Example: The engineer designed a new airfoil to improve the aircraft's lift efficiency.

Definition: The main structure of an aircraft, which includes the body and wings, but does not include the engines or other systems.

Example: The engineers designed a new airframe to improve the aircraft's aerodynamics.

Definition: In a light and carefree way, often suggesting a lack of seriousness or concern.

Example: She airily dismissed the concerns of her colleagues, believing everything would work out fine.