Phrases & Expressions

Organized actions taken to protect and preserve natural environments or endangered species.

• The conservation effort saved the forest.
• Their conservation efforts focus on marine life.

To begin communicating with the air traffic control tower on the specified radio frequency.

• Contact tower on 118.5 for clearance.
• You must contact tower before entering the runway.

A process of harvesting crops or products throughout the year without interruption.

• The farm uses a continuous harvest model for vegetables.
• This allows for a continuous harvest of fresh produce.

To be very expensive; to cost a large amount of money.

• Renovating the old house costs a pretty penny.
• That designer watch must have cost a pretty penny.

A method to help you fall asleep.

• If you can't sleep, try counting sheep.
• Counting sheep didn't help me.

To bend your finger joints backwards to make a popping sound.

• He cracks his knuckles often when he is nervous.
• Don't crack your knuckles, it's annoying.

To move out of a place by crawling on hands and knees.

• Crawl out quickly if there is smoke.
• They had to crawl out of the building.

A saying meaning that illegal activities will ultimately lead to punishment or failure.

• He learned that crime doesn't pay the hard way.
• The police motto is 'crime doesn't pay'.

The phase of flight where an aircraft maintains a constant altitude and speed.

• The pilot engaged cruise mode after reaching the assigned altitude.
• Cruise mode is more fuel-efficient than climbing.

Used to warn someone not to be too curious, as it might lead to trouble.

• Don't ask too many questions; curiosity killed the cat.
• He wanted to know what was in the box, but I told him curiosity killed the cat.