Renex
678聚环氧乙烷烷基芳基醚
🗣️ 情景例句
This has been a long day.
这是个漫长的一天。
Just a second. I'll have to check.
等一等。我得查一查。
Mrs.Sawyer stays at home every day.She does the housework.
索耶夫人每天呆在家里。她料理家务。