1.sub-zero 零下的

例句：A research expedition to Antarctica to study the region’s octopus life has returned with descriptions of four new species, and the first known sub-zero venoms.

一支研究章鱼的科考小组在南极地区发现了四种章鱼新品种，并首次发现了能在零度以下发挥作用的毒液。

2.guide dog 导盲犬

例句：A guide dog can lead its blind owner.

导盲犬可以为盲主人引路。

3.insulate from 与…隔绝

例句：The hands can be insulated from cold with thick gloves.

厚厚的手套可以使双手免于受冻。

4.thermal camera 热感摄像机

例句：Any internal deformations will still change the heat flow, which can be picked up by the thermal camera.

同样，材料的任何内部损伤都会改变热传导，热力摄像头就可以检测这些改变。