Pentriacontane
[化] 五十烷; 正五十碳烷
??? 情景例句
Do have some more, there's plenty left.
多吃一點(diǎn)，還有很多呢！
My sister graduated from high school.Graduation was last night.
我的姐姐從高中畢業(yè)了.畢業(yè)典禮是昨天晚上。
I hope I haven't failed.
我希望別不及格。