Lectostratotype
选定标准地层剖面, 选层型
🗣️ 情景例句
Did you enjoy yourself last weekend?
上周末你过得开心么？
Don't forget to phone to let us know you arrived safely.
不要忘记打电话，告诉我们你已经安全抵达。
What's this in English?
这用英语怎么说？