seal up 雅思托福

They sealed up the cracks in the window to stop the icy wind from blowing in.

他们把窗户的缝隙封起来, 不让寒风吹进室内。

Lisa ran her forefinger along the seam of her duffel bag, its microfield sealing up behind as if she had touched it with a magic wand.

丽莎的食指在帆布包的开口。微场密封条仿佛在魔棒的指挥下随着手指下滑动。她费力的提起背包，嘴里轻轻的哼。

Pot door is sealed up with gasing type silicon rubber , is sealed and reliable , the length of service life is changed per 3 years one time.

锅门采用充气式硅橡胶密封，密封可靠，使用寿命长，每三年更换次。