Methylmalonic semialdehyde
[化] 甲基丙二酸单醛
🧩 词语组成解析
半醛
🗣️ 情景例句
but when I received the letter
但是当我收到那封信
An ass endures his burden,but not more than his burden.
驴子能负重，过重也难负。
for the descriptions given by people who claimed to have seen the puma were extraordinarily similar.
因为凡是声称见到过美洲狮的人们所描述的情况竟是出奇地相似。