Methanedicarbonic acid
[建] 丙二酸
🧩 词语组成解析
🗣️ 情景例句
There's nobody here!
这里一个人都没有
Nothing is difficult to the man who will try.
世上无难事，只要人肯试。
Actually, my interest was directed more towards what particular markets you foresee for our product.
事实上，我关心的是贵公司对我们产品市场的考量。