N-nonaldehyde
[化] 正壬醛
🧩 词语组成解析
[化] 壬醛
🗣️ 情景例句
Thanks. Could you point me in the right direction?
谢谢。您能告诉我要往哪里走吗？
Money is a good servant but a bad master.
要做金钱的主人，莫作金钱的奴隶。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。