Death is simply a part of the cycle of life.
It is difficult to stop the cycle of abuse in a violent family.
Water evaporates, and then later falls as rain in the natural cycle.
My daughter is studying the life cycle of the butterfly in her elementary school science
class.
The economic cycle of any country includes both highs and lows.
The strong eat the weak in the natural cycle of life.
Environmental pollution has seriously affected the life cycles of many different plants and animals.
Averil Coxhead has noted that feedback is an
important part of the language-learning cycle.
Percey Bysshe Shelley once said that history is a cyclic poem written by Time upon the memories of man.
The population of grasshoppers of the world tends to rise and fall in 9.2-year cycles.
My son and I are hoping to cycle
across the country together one day.
Electrical current is measured in cycles.
The common male housefly completes its entire life cycle in just 17 days.
A cyclist was hit and killed by a car last night.
Many festivals in Madagascar are connected with the natural cycle of the year, such as the harvest.
According to the Hindu religion, the goal of existence is liberation from the cycle of rebirth and death.
The common housecat purrs at about 26 cycles per second.
Throughout the centuries, the political structure of ancient China varied with cycles of civil war and conquest.
While we sleep, we experience repeated cycles of brain activity.
Fluctuations in the stock market are quite cyclical in nature, and are not necessarily cause for concern.
Richard and Jennifer cycled across France for their holidays last summer.
Cycling to work instead of driving is good exercise, in addition to being good for the environment.
The water cycle is essential to life on Earth.
Find someone who cycles to school.