1.rip up 撕碎,撕毀
If we wrote I think he would rip up the letter.
如果我們寫信的話,我想他會把信撕得粉碎
。2.reconnaissance 偵察,事先考查
The squadron flew on a reconnaissance mission.
這支空軍中隊執行一項偵察任務
。3.take off 起飛
You can watch aircraft take off or land at close quarters.
你可以近距離地觀看飛機起飛或降落
。4.usher in 領進,引進
With trends like this, the Age of the Internet could usher in an era of unprecedented citizen enlightenment.
有了這樣的發展趨勢,互聯網時代將有可能迎來公民空前覺醒時期的到來
。5.scope out 開拓
They will also scope out another new field.
他們還將要開拓一個新的領域
。