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

He accuses the police of "sealing up" the case to protect corrupt officials.

BBC: China media: Sex videos and houses

Travelers don't limit themselves to sealing up suitcases.

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