一品红原产于中美洲，需要在温暖环境中生长。
The poinsettia is native to Central America and needs warmth to grow.
在较温暖环境中，新陈代谢速率要慢于在较冷温度中的速率。
In warmer temperatures, the metabolic rate is lower than at cooler temperatures.
这些萤火虫生活在各种各样的温暖环境中，以及更广的温带地区，夏天的傍晚你常常能够见到它们。
These insects live in a variety of warm environments, as well as in more temperate regions, and are a familiar sight on summer evenings.
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