New words:

kettle /ˈketl/ n. 水壶;烧水壶;电水壶
thermos /ˈθɜːməs/ n.热水瓶;保温瓶;暖水瓶;保温杯 复数形式:thermoses

详细词源拆解:

源自希腊语 therme = heat 热、温度,最初是一个品牌名,因为太常用,慢慢变成了通用名词,表示保温瓶、保温杯。

前缀 therm- 都和 “热、温度” 有关,是这个词的核心词根。

词汇家族

thermos → thermos bottle(保温瓶)
thermos → thermos flask(暖水瓶)
therm-(热)→ thermometer(温度计)
therm-(热)→ thermal(热的;保暖的)

Sample Sentences

Please boil the kettle and make a cup of tea for our guest.
My mother bought a new electric kettle to make boiling water easier.

It is very convenient to take a thermos when we go out for a picnic.
He poured a kettle of hot water into the thermos before going to school.


convenient [kənˈviniənt] adj.便利的;方便的;省事的;实用的

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