vacuum flask
柯林斯詞典
1. N-COUNT A vacuum flask is a container that is used to keep hot drinks hot or cold drinks cold. It has two silvery glass walls with a vacuum between them. 保溫瓶[美國英語]
返回 vacuum flask
1. N-COUNT A vacuum flask is a container that is used to keep hot drinks hot or cold drinks cold. It has two silvery glass walls with a vacuum between them. 保溫瓶[美國英語]