She recently completed an extensive study of elected officials who began their political careers before the age of 35.

她最近完成了一项对35岁前开始政治生涯的当选的官员的广泛研究。

《柯林斯英汉双解大词典》

She suffered extensive injuries in the accident.

她在事故中受了重伤。

《牛津词典》

She said there was evidence linking TV viewing with Attention Deficit Hyperactivity Disorder (ADHD) while extensive texting was associated with lower IQ scores.

她说，有证据显示看电视和注意缺陷多动障碍（ADHD）有关，而广泛的短信是智商较低有关。

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Yet now,she says, people once again are faced with extensive crop losses and the loss of cattle from drowning.

VOA: standard.2009.09.05

She has extensive police S.W.A.T. training and has participated in specialized aviation training with the Navy's elite TOPGUN School.

CNN: CNN Profiles - Kyra Phillips - Correspondent

Thrown over 50 feet from an SUV, she suffered extensive spinal injuries that left her partially paralyzed.

CNN: STORY HIGHLIGHTS

Thrown more than 50 feet from an SUV, she suffered extensive spinal injuries that left her partially paralyzed.

CNN: STORY HIGHLIGHTS