1. Economist Carl Weinberg believes the negative effects of plunging oil prices are overwhelming the positive effects of cheaper oil. 经济学家卡尔·温伯格认为，油价暴跌的负面影响正在超过油格低廉的积极影响。
2. The view of lake and plunging cliffs seduces visitors. 湖水和陡峭的悬崖景观吸引着游客。
3. They sprang away, stumbling over roots and among vines in the dark, no two plunging in the same direction. 他们撒腿就跑，黑暗中不时被树根和藤蔓上绊倒，朝不同的方向奔去。
4. Tanya Streeter's passion is freediving—the sport of plunging deep into the water without tanks or other breathing equipment. 坦尼娅·斯特里特的爱好是自由潜水——这项运动是在没有水箱或其他呼吸设备的情况下潜入水中深处。
5. The sudden plunging of a train into the darkness of a tunnel, and the equally sudden rush into full daylight, would cause great damage to eyesight. 火车突然冲进黑暗的隧道或突然冲出光明，都会对视力造成极大的损害。
