Polygalacturonic acid
[化] 聚半乳糖醛酸
🧩 词语组成解析
🗣️ 情景例句
Tell him to come and see me
告诉他来见我，
Will our baby be a boy?
我们的小宝宝是男孩吗？
'Could I have those two tickets please?' I asked.
“我可以买那两张票吗？”我问。