Lower carboniferous
un. 早石炭世\\n
🧩 词语组成解析
lower
['ləuə]
adj. 下方的;在底部的;较低级的;
v. 降低;减少;缩小;
n. 石炭纪, 石炭层\\na. 含碳或煤的
🗣️ 情景例句
The wedding cake really looks delicious.
婚礼蛋糕看起来真好吃。
We've priced it at $ 98, almost 30% less than the competition.
我们订价为98美元，几乎少于竞争对手30%。
That's the trouble, vicar,' answered Bill.
“问题就在这里，牧师，”比尔回答说。