Enanthal(dehyde)
[化] 庚醛
??? 情景例句
Sorry, I couldn't help overhearing, did you mention something about...
對不起，我無意中聽到你們的談話，你們是不是提到...
Nothing is impossible (or difficult) to the man who will try.
天下無難事，只怕不努力。
To get a full appreciation of what this means we must turn first to some recent human inventions.
要透徹理解這句話的意義，我們應先回顧一下人類最近的幾項發(fā)明。