Butantetraol
[机] 丁四醇
🗣️ 情景例句
We need a stable political environment in which to develop our economy.
我们需要一个稳定政治环境来发展经济。
How is the weather today?
今天天气如何？
that it can hardly hope to stand up to a realistic evaluation.
以致这种估价很难指望经受住现实的考验。