Ulvan
石莼(胶)聚糖
🗣️ 情景例句
Great! It's a date.
太好了！ 就说定了。
Wasn't the issue settled?
问题不是解决了吗？
In all the less controversial fields, like the study of cacti or termites or the nature of nebulae,
在一切争议较小的领域里，如对仙人掌、白蚁或星云性质的研究，