例句與造句

1. She pointed out the $ 25 million cost of the expedition also included the six month training and build - up period
   她說2500萬美元費用不僅包括太空之旅，同時也包括6個月的訓練和其它準備工作。
2. It's difficult to find building-up period in a sentence. 用building-up period造句挺難的