N-octane
[化] 正辛烷
🧩 词语组成解析
n. 辛烷\\n[化] 辛烷; 正辛烷; 辛烷; 辛级烷
🗣️ 情景例句
She is a wonderful mother.
她是个了不起的母亲。
She began playing the violin when she was nine.
她从九岁就开始练习小提琴。
lack of physical and mental energy, both of which are essential in turning out and throwing away, and sentiment.
一是体力，精力均告不佳，这二者是清除无用的东西必不可少的因素；另一原因是感情因素。