At the age of 40, 1.9 percent of men are impotent.(1.9％的男人在40歲時陽痿。)

He was struck down by cancer at the age of thirty.(他三十歲那年被癌癥奪去了性命。)

There he caught fever and died at the age of 33.(他在那個地方患上了流感，33歲就去世了。)

The singer's first public appearance was at the age of eight.(這位歌手八歲時初次登臺演出。)

He made his first notable achievement at the age of 18.(他在18歲時取得了他的第一個顯著成就。)

He started offending at the age of 16.(他16歲就開始犯法。)

He passed on at the age of 72.(他72歲時去世。)

Tests at the age of seven provide a benchmark against which the child's progress at school can be measured.(七歲時進行的測試為孩子在學校中的學習發展提供了一個測量基準。)

Isaac Binger has died in a nursing home in Florida at the age of 87.(艾薩克·班熱在佛羅里達的一家養老院里去世了，享年87歲。)

Her earliest memory is of singing at the age of four to wounded soldiers.(她最早的記憶是在4歲時為受傷的士兵唱歌。)