Stromatolite
n. [地]叠层 ( 石 )
🗣️ 情景例句
Hand me two eggs from the refrigerator,
替我从冰箱拿两个蛋来。
If the blind lead the blind, both shall fall into the ditch.
问道于盲，无益于事。
Help! said Bruce. The basket isn't here!
“来人啊！”布鲁斯说，“篮子不见了！”