Saratin
乳清酸
🗣️ 情景例句
Telephone Mrs. Zaskey at the advertising agency.
打电话给广告代理Zaskey夫人。
He spends a lot of time reading books on ecology.
他花了大量的时间阅读生态学方面的书籍。
'What are you doing?' she asked.
你在干什么？她问