13. The product gives us an edge over our competitors.
這種產品可以使我們勝過競爭對手。
還能這樣說：
The product makes us competitive.
The product can help us with the opponent.
應用解析：
get an edge over 勝過某人；
on the edge of 在邊緣；即將；
sit on the thin edge of nothing 坐的位子很窄，坐得很擠

14. This kind of machine allows one person to perform the tasks of four people.
這種機器可以使一個人頂4個人使用。
還能這樣說：
This kind of machine makes one competent to finish four persons' task.
One can perform the tasks of four people with the help of this kind of machine.
應用解析：
so easy a task 很輕松的干活；
too burdensome a task 太累贅的工作；
bend one's back to the task until one's dying day 鞠躬盡瘁，死而后已

15. Could you give us detailed descriptions of the capabilities of your product?
請你把你們產品的性能給我們詳細說明一下好嗎？
還能這樣說：
Could you tell us the capabilities of your product in detail?
I wonder the properties of your product in detail.
應用解析：
answer to the description of sth. 與某人的描述相一致；
beggar description 難以形容

16. One quality of this plastic is that it is almost unbreakable.
這種塑料有個特點是不易斷裂。
還能這樣說：
The distinction of this plastic is that it is hard to break.
This speciality of the plastic is that it is difficult to be broken.
應用解析：
plastic money 信用卡；
plastic bomb 塑料炸彈；
plastic film 塑膠膜；
plastic casing 塑料盒

17. All products have to pass a strict inspection before they go out.
所有產品出廠前必須要經過嚴格檢驗。
還能這樣說：
We will check every product strictly before they go out.
We will go through all the products before they are sold.
應用解析：
strictly speaking 嚴格來說；
be strict with sb. 對某人嚴格；
in the strict sense 以精密的意義而言，嚴格說來；
in strict seclusion 完全與世隔絕的