请问“保温”在英文中如何写？？

“保温”的英文单词：insulation、thermal insulation
insulation
英 [ɪnsjʊ'leɪʃ(ə)n]
美 [,ɪnsə'leʃən]

n. 绝缘；隔离，孤立
[网络短语]
insulation 绝缘,保温,隔热
thermal insulation 热绝缘,隔热,保温
sound insulation 隔声,隔音,声绝缘

heat-insulation 是隔热
keep temperature 是保持温度(可以指保持冷的温度)
keep warm 好点吧

保温:
1. heat preservation
2.thermal retardation
3. heat insulation
4. insulation work
5. lagging
6. good heat preservation
Examples:
我们在上个冰冻期之后把管道用保温材料裹上了。
After the last freeze-up we put insulation round the pipes.
保温壶
thermo jug
保温温度
holding temperature
建筑保温
heat preservation in building
保温外套
a warm overcoat.
保温外套
A warm overcoat.
供热管道保温
insulation of pipe in district heat supply
一只经过保温处理的火鸡
a self - basting turkey.
保温瓶使冷饮保冷，使热饮保温。
A vacuum flask keeps cool drinks cool and hot drinks hot.