Objective: To study the sealing up method of intravenous trocar.

目的：探讨静脉留置套管针封管方法。

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Objective: To explore the microbial inhibitory effect of phenol-formaldehyde resin in sealing up pits and fissures.

目的：探讨酚醛树脂用于牙齿点隙裂沟封闭的抑菌杀菌作用效果。

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Esme was already moving; her hand touched an inconspicuous keypad on the wall, and with a groan, huge metal shutters began sealing up the glass wall.

艾思梅已经行动了起来，她的手按上墙上的一个隐藏着的按钮，然后，只听一声轻响，巨大的金属百叶窗开始降下来封闭住了玻璃墙。

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Sealing up cracks and openings where air can leak into and out of your home.

WHITEHOUSE: VP Biden Announces "Retrofit Ramp-Up" Awards

Travelers don't limit themselves to sealing up suitcases.

WSJ: To Meet the Biggest Wrap Stars, Stroll Through the Miami Airport

Meanwhile, the FBI is continuing the process of sealing off and boarding up the areas near the home of the alleged captor that they have checked for evidence.

CNN: Mystery surrounds freed Cleveland captive