Mannase
甘露聚糖酶
🗣️ 情景例句
If you have something you want to talk about,
假如你有什么事情要谈，
What's your nationality?I'm a naturalized American.
我是加入美国国籍的美国人，你的国籍是什么？
Two main techniques have been used for training elephants,
驯象有两种主要的方法，