Lebensspur
<德>n.( 沉积岩上的) 古生物活动痕迹
🗣️ 情景例句
I'm exhausted. I had to work until 2 o'clock this morning.
我累死了。我一直得干到今天早上2:00。
March comes in like a lion and goes out like a lamb.
三月来如雄狮，去如绵羊。
There are about 50 million sheep in New Zealand, about 14 sheep for every New Zealander!
在新西兰大约有5000万只羊，每个新西兰人拥有14只羊左右！