Defectoscope
探伤仪[器]
🗣️ 情景例句
He speaks French and English with equal ease.
他说法语和英语都一样自如。
No. I went to California for a few weeks.
没有。我上加利福尼亚去了几个星期。
So archaeologists have neither history nor legends to help them to find out where the first 'modern men' came from.
于是，考古学家们既缺乏历史记载，又无口头传说来帮助他们弄清最早的“现代人”是从哪里来的。