如何使用 "catching" 造句

1. Does this mean armour is catching up with weapons technology ?
这是否意味着装甲技术即将赶上导弹技术呢?
2. Profits can be huge and catching traffickers hard .
利益是巨大的并且抓住那些商贩很难。
3. Apple had catching up to do .
苹果还有很多差距要赶上。
4. Analysts say china 's indigenous reactor designs are quickly catching up .
分析师们表示,中国自主研发的反应堆设计正在快速赶上。
5. It is catching up fast with apple , which reached 15 billion app downloads in july .
谷歌公司正在试图赶上苹果,苹果在应用程序的下载量在7月达到150亿。