Common ragweed
un. 美洲豚草\\n
🧩 词语组成解析
common
['kɑmən]
adj. 普通的;通俗的;[数学]公共的;共有的;
n. [法律]（对土地、水域的）共有权;公共用地;普通;平民;
n. 豚草\\n[医] 豚草, 豕草
🗣️ 情景例句
His studies haven't been inproving lately.
他的学业最近没什么进步。
Is this OK?
这样行吗？
They were expecting their sixth child and were faced with even more pressing economic problems.
第6个孩子即将问世，他们面临着更为严峻的经济问题。