Obtusilic acid
[化] 4-癸烯酸
🧩 词语组成解析
🗣️ 情景例句
I said exactly the same thing to Grandpa.
我跟你爷爷说了同样的话。
The (or A) beggar may sing before the thief (or footbad).
既是穷光蛋，何虑窃贼偷。
Some types of birds cannot fly.
有些种类的鸟不会飞。