Picronitric acid
[化] 苦味酸
🧩 词语组成解析
🗣️ 情景例句
In about half an hour. Why?
大约半个小时。为什么问这个？
No time like the present.
只争朝夕。
We could guarantee delivery better if you would take it now.
如果现在交货我们较能保证如期交到。