Lectostratotype
选定标准地层剖面, 选层型
🗣️ 情景例句
You need some rest to help you get better quickly.
需要多休息， 好让你很快恢复。
I'm glad to hear about you passed the test.
我很高兴得知你通过了考试。
He was still smiling when the door opened and his wife came in.
他正笑着的时候门开了，他的妻子走了进来。