学个词Learn a Word 第1335期 plummet

　　今天我们要学的词是plummet¹。 Plummet, 暴跌，直线下降。 "Apple's share plummeted² after Steve Jobs resigned as CEO of the company," 乔布斯辞去苹果电脑首席执行官一职后，苹果公司股价暴跌。 "President Obama's approval ratings plummeted to the lowest point of his presidency³ with 51% of Americans disapproving⁴ of his job performance," 奥巴马总统的支持率跌至他任期内的最低点，现在有51％的美国人不满意他的工作表现。 "Tropical Storm Lee brought rain and wind, causing temperatures to plummet," 热带风暴"李"带来强风暴雨，导致气温骤降。好的，今天我们学习的词是plummet...

1 plummet   

vi.(价格、水平等)骤然下跌；n.铅坠；重压物

参考例句：

• Mengniu and Yili have seen their shares plummet since the incident broke.自事件发生以来，蒙牛和伊利的股票大幅下跌。
• Even if rice prices were to plummet,other brakes on poverty alleviation remain.就算大米价格下跌，其它阻止导致贫困的因素仍然存在。

2 plummeted   

v.垂直落下，骤然跌落( plummet的过去式和过去分词 )

参考例句：

• Share prices plummeted to an all-time low. 股票价格暴跌到历史最低点。
• A plane plummeted to earth. 一架飞机一头栽向地面。 来自《简明英汉词典》

3 presidency   

n.总统(校长，总经理)的职位(任期)

参考例句：

• Roosevelt was elected four times to the presidency of the United States.罗斯福连续当选四届美国总统。
• Two candidates are emerging as contestants for the presidency.两位候选人最终成为总统职位竞争者。

4 disapproving   

adj.不满的，反对的v.不赞成( disapprove的现在分词 )

参考例句：

• Mother gave me a disapproving look. 母亲的眼神告诉我她是不赞成的。 来自《简明英汉词典》
• Her father threw a disapproving glance at her. 她父亲不满地瞥了她一眼。 来自《简明英汉词典》