Chloroflexaceae
绿屈挠菌科
🗣️ 情景例句
What are you up to?
你在忙些什么？
So far I have been learning about England.
到目前为止，我一直在研究有关英格兰的事情。
He told me that the firm could not afford to pay such large salaries.
他还告诉我，公司支付不起这么庞大的工资开支，