stock-in-trade造句

1、Famous people and their private lives are the stock-in-trade of the popular newspapers.
名人和名人的私生活是通俗报纸惯有的内容。

2、Friendly persuasion is the stock-in-trade of every salesman.
友好的劝说是每个推销员的惯用手法。

3、This motive had been a stock-in-trade of medieval art.
这一主题是中世纪艺术所惯用的。