Hemiorthotropy
半直生式
🗣️ 情景例句
are important for the sales of your book.
对于你这本书的销售很重要。
Mary, this is Joe's brother David.
玛丽，这是乔的兄弟戴维。
What must I do, MRS.Jones?
我应该做些什么呢，琼斯夫人？