Enanthaldehyde
庚醛
🗣️ 情景例句
Good night, Grandpa.
晚安， 爷爷。
What excuse could he have for being so rude?
他做了那样无理的事，将如何辩解呢？
but we found that it traced its way through the trees.
没想到它到树林中继续向前延伸。