Lignocerane
二十四烷
🗣️ 情景例句
How're you doing, fellas?
你们怎么样了， 各位？
What are you writing?
你正在写什么？
Here was a seven-year-old girl who at the age of 19 months had become deaf and blind.
一个7岁的女孩，出生19个月后就得了聋盲症。