Tephrochronology
n. [地]火山灰年代学( 亦作tephrachronology)
🗣️ 情景例句
Fortunately, they returned safely.
说来幸运，他们平安回家了。
The voice is not distinct.
声音不清楚。
I bound the base of the tree with sticky tape, making it impossible for the ants to reach the aphids.
我用一条胶带把桃树底部包上，不让蚂蚁接近蚜虫。