Pinonic acid
[化] 蒎酮酸
🧩 词语组成解析
🗣️ 情景例句
Oh, it's not finished yet,
噢！它尚未完成。
You roll my log and I'll roll yours.
互相吹嘘。
That was a long time ago,wasn't it?
那是好久以前的事了。是吗？