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1·Oil production peaked in the early 1980s.

20世纪80年代初期，石油产量达到了最高峰。《牛津词典》

2·Temperatures have peaked at over 90 degrees.

温度已达到峰值，超过了90度。《柯林斯英汉双解大词典》

3·The share of young men with jobs peaked around 1960 at 84%.

1960年左右，年轻男性就业比例达到峰值84%。

4·The growth in public agricultural-research spending peaked in the 1970s and has been shrinking ever since.

20世纪70年代，农业研究公共支出的增长达到顶峰，此后持续减少。

5·Just when the best investment opportunity comes, the degree of people's disappointment with the stock market has just peaked.

就在最好的投资机会来临的时候，人们对股票市场失望的程度却刚好达到顶峰。

6·This arrangement peaked around 1940, when about 35% of the nation's 18-year-old to 34-year-old lived with mom or dad (compared with 32% in 2014).

这一安排在1940年左右达到顶峰，当时美国18岁至34岁的人口中约有35%与父母生活在一起（2014年为32%）。

7·According to a new study, the number of advertisements with green messages in mainstream magazines has risen since 1987, and peaked in 2008 at 10.4%.

根据一项新的研究，主流杂志上带有绿色信息的广告数量从1987年开始上升，并在2008年达到10.4％的峰值。

8·As water tables have fallen and irrigation wells have gone dry, China's wheat crop, the world's largest, has declined by 8% since it peaked at 123 million tons in 1997.

由于地下水位下降，灌溉井干涸，居于世界之首的中国小麦产量，已经从1997年1.23亿吨的峰值下降了8%。

9·Unemployment peaked at 17%.

失业率达到17%的最高点。《牛津词典》

10·Oil production from Daqing peaked at about 1.1m barrels per day (b/d) in 1997.

大庆的石油产量在1997年达到峰值——每天110万桶（b/d）。

(1)peak value峰值

(1)peak load[经]最大负载

(1)peak period波峰周期；尖峰期

(1)peak power峰值功率，巅值功率

(1)peak area[化]峰面积

(1)peak time（收听广播、收看电视的）高峰时间