Lebensspur
<德>n.( 沉积岩上的) 古生物活动痕迹
🗣️ 情景例句
That's an excellent idea, Michelle.
这是个好主意， Michelle。
How long will you remain there?
你将会在那里逗留多久？
Shortly afterwards, the police stopped the car and both men were arrested.
没过多久，警察就截住了那辆车，两个小偷都被抓住了。