To Be the Light of Someone’s Life
英语解析：Love is a powerful emotion that can become a person’s reason for living. This idiom describes a profound form of love.
Daniela always said that her daughter was the light of her life.
The Best Things in Life are Free
英语解析：This popular idiom applies to things in life that are exceptionally beautiful or delightful but are also free.
As the group reached the top of the mountain, the sun was just peeking over the hills. It was clear that the best things in life are free.
Lead a Double Life
英语解析：People go to great lengths to hide activities that are taboo, and they work hard to seem normal.
The tabloids were covered with headlines suggesting that the actor was leading a double life.
Risk Life and Limb
英语解析：When people risk their vitality in the pursuit of wealth, thrills or fun, this is a very fitting idiom.
The explorers risked life and limb to find lost Inca gold in the jungles of South America.
Larger Than Life
英语解析：This idiom defines celebrities, literary characters and high-profile individuals who seem to lead lives that are more interesting than most. It also applies to situations and objects that are extraordinary or impressive in scale.
For many people, any film star is a larger-than-life hero.
It’s a Dog’s Life
英文解析：Life is not always fun and games. When there’s too much work to do, this is a good idiom to use.
Sylvia had to clean the bathroom on her day off. It certainly is a dog’s life.
Life is Just a Bowl of Cherries
英语解析：This idiom is used when things are going well. However, it is also used sarcastically when things aren’t going so well.
As Lucile relaxed by the pool, she sighed “Life is just a bowl of cherries.”
Spring to Life
英语解析：This simple idiom implies that an object, person or thing abruptly became active.
After changing the spark plugs, the lawn mower suddenly sprang to life.
Bring to Life
英语解析：This subtle idiom describes tangible and intangible changes that give an object a lifelike presence or renewed vigor.
With a few quick strokes, the artist brought the portrait to life.
Life in the Fast Lane
英语解析：Some people prefer a wild, dangerous or carefree life. This idiom describes them perfectly.
Marcus loves fancy cars, beautiful women and crazy parties. He lives life in the fast lane.