Arnt
abbr. 放射自显影神经解剖示踪术（autoradiographic neuroanatomical tracing）
🗣️ 情景例句
I am too, Dad.
我也一样， 爸爸。
He's behind the rest of the class in reading.
他在阅读方面不如班上的其他同学。
The deepest holes of all are made for oil, and they go down to as much as 25,000 feet.
在所有洞穴中，为寻找石油所钻的洞是最深的，这些洞可深达25，000英尺。