Ethylpentene
乙基戊烯
🗣️ 情景例句
Hello. This is Richard Stewart.
你好， 我是Richard Stewart。
I ate roast chicken for lunch yesterday.
我昨天午饭吃的是烧鸡。
But the first people who were like ourselves lived so long ago that even their sagas, if they had any, are forgotten.
但是，和我们相似的原始人生活的年代太久远了，因此，有关他们的传说既使有如今也失传了。