Perilla ketone
[化] 紫苏酮
🧩 词语组成解析
n. （植）紫苏属
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
Have you ever studied French?
你学过法语吗？
In the fall, the boys prune the trees.
在秋天，男孩们便修剪那些树木。
Doctor, I'm not feeling well, she said. I often feel tired.
“医生，我感到不舒服，”她说，“我经常感到疲倦”。