Bail out and Nose Dive

To bail out意思就是摆脱一些麻烦或危险.e.g."Smith was lucky enough to bail out and quit the company just before it went bankrupt."施密斯还算是运气，在那个公司倒闭前就辞职了Nose dive，意思是急剧下降，或一落千丈"Today the stock market took a nosedive and dropped 25 points." 今天股票市场的价格猛跌，下降了二十五点