Phthalidylideneacetic acid
[化] 苯并[c]呋喃酮亚基乙酸
🧩 词语组成解析
🗣️ 情景例句
Where's Mom?
妈妈呢？
Nothing is impossible to a willing mind.
世上无难事，只怕有心人。
It is better to ask for help at the beginning rather than to wait until a busy period when everyone is rushed off their feet.
最好在开始工作时就请人帮忙，而不是等到大学都忙得不可开交的时候。