At the end of 2000 in Hitachi, Ltd., under the guidance of technical staff to successfully produce high quality refrigerator door seal, Hitachi became the main supplier of refrigerator door closed.

于2000年底，在日立公司技术人员的指导下，成功地生产出高质量冰箱门封，从此成为日立公司主要的冰箱门封供应商。

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As she backed away carefully, the rubber seal of the refrigerator door caught the lip of the glass pitcher, which caused the slippery handle to slip from her hand.

她小心翼翼地往后挪，冰箱门上的橡胶密封圈碰到了玻璃水罐的边缘处。

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