1.vulnerable to 脆弱的

As a result, our economy and society are vulnerable to little shocks.
于是，在小問題面前，我們的經(jīng)濟和社會變得脆弱不堪。

Just as with certain species and the environment, some people are more vulnerable to toxic atmospheres than others.
正如某些物種和環(huán)境一樣，有的人在有害的氛圍內(nèi)會比其他人更容易受到傷害。

2.design to 用于設(shè)計

On his personal blog, he compared his design to the previous two dragon stamps.
在其個人博客上，他將自己的設(shè)計同之前兩次發(fā)行的龍票設(shè)計進行了比較。

They reported the results in the summer of 2008 and plan to transfer the design to structural materials such as armor.
科學(xué)家們已經(jīng)在2008年夏天提交了報告，并準(zhǔn)備把結(jié)構(gòu)信息應(yīng)用到裝甲等材料的設(shè)計中。

3.shut off 停止；關(guān)掉；隔絕

The engine shut off and tapped as it cooled.
關(guān)掉的發(fā)動機逐漸冷卻，發(fā)出輕響。

Shut off your computer, and your self stops raging quite as much or quite as loud.
關(guān)掉你的電腦，那么你的內(nèi)心就不會有這么多的煩惱，也不會這么招搖地?zé)馈?/span>

4.allow to 允許

Allow to freeze solid for 3-4 hours or overnight.
允許凍結(jié)3-4小時或隔夜固體。

Apply solution to the tube and allow to become tacky.
在內(nèi)胎上涂抹膠水并讓它發(fā)粘。