helio-
prefix uk/hiː.li.əʊ-/ us/hiː.li.oʊ-/
（名词或形容词前缀）太阳的
relating to the sun; used to form nouns and adjectives
A heliograph is a signalling device that uses reflected sunlight. 日光仪是一种通过反射阳光来工作的信号装置。
Like insects, reptiles are essentially heliothermic (their bodies get their warmth from the sun). 和昆虫一样，爬行动物本质上也是日温动物（它们的身体从太阳获得温暖）。
See also: heliocentricheliotherapy
- More examples
- The Sun's outermost electromagnetic domain is called the heliosphere.
- As scientists research the sun in an effort to make weather predictions, they have been using helioseismology.
- The exhibit has a heliochronometer made in the early 1700s, a pocket watch with a tiny sundial that folds into the watch case.