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1·Make sure you've signed the cheque before sealing the envelope.

一定要在支票上签了名再封信封。《牛津词典》

2·Your kit should be waterproof; however, sealing your supplies inside of zipper baggies is usually the job all you need to do.

你的急救工具箱必须是防水的；不过，你通常需要做的工作就是密封拉链袋里面的用品。

3·The greatest single advance began in 1800 when a Frenchman, Nicolas Appert, discovered that he could preserve certain foods by sealing them in jars and keeping the air from them.

最大的进步开始于1800年，当时法国人尼古拉斯·阿佩尔发现，他可以把某些食物密封在罐子里，不让空气进入。

4·The impact of raindrops on the loose soil tends to transfer fine clay particles into the tiniest soil spaces, sealing them and producing a surface that allows very little water penetration.

降水往往会把细小的粘土颗粒转移到土壤的最微小的空隙中，使这些空隙变得封闭，从而形成了一种几乎不允许任何水分渗透下来的表层土壤。

5·McLaren are close to sealing a deal with Renault.

麦克拉伦即将和雷诺尔特达成一笔交易。《柯林斯英汉双解大词典》

6·So the three way an argument can be self sealing.

所以有三种方式使论点自我封闭。

7·To do that, you've got to give up the idea of sealing in data.

为了做到这一点，就不得不放弃对数据的密封。

8·Such an evacuation could delay sealing efforts by 10 to 14 days.

这样的撤离会使封堵工作耽误10到14天。

9·Sealing also provides a security measure to detect code tampering.

密封还提供了防止代码篡改的手段。

10·Golf conjures up images of bankers sealing dodgy deals between holes.

高尔夫现在让人们脑海中显现中银行家封上洞与洞之间不靠谱的交易。

(1)sealing machine封口机；封装机；熔接机

(1)sealing ring密封环；对闭砂条；垫圈

(1)sealing material密封材料

(1)sealing devicen. 封闭装置，密封装置；封焊设备

(1)sealing surface密封面；封接面；瓶口

(1)sealing system密封系统