n. past a certain point
Today, it is not unusual for many people to reach their 90th birthday and beyond.
medicine
n. a field of study about keeping people healthy and stopping diseases
This medicine will make your head feel better.
technology
n. machines, tools, etc. created by the advancement of science
He loves technology such as laptop computers.
average
n. being normal or usual; not more or less than most others
I'm not rich or poor; I'm average.
developed country
n. a country that is economically strong
If a developed country gives food to poor country, its local farmers will find in difficult to produce food to sell.
machine
n. something with moving parts that does a certain job
Edison invented many machines that are useful for us.
imagine
n. to make a picture in your mind
I can’t imagine how cold it is at the North Pole.
age
n. the amount of time someone or something has existed
She looked very old but her age was only 22.
cancer
n. a disease in which the body's cells become bad and can't stop growing
My uncle got skin cancer from going in the sun too much.
anti-
n. a prefix added to a word to mean 'against'
We should strengthen **anti-**smoking education in schools.
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