Isoolefine
异烯烃
🗣️ 情景例句
Sunday. Why?
星期天。为什么问这个？
If matters not how a man dies, but how he lives.
重要的并不在于一个人怎样死，而是在于他怎样生。
but I do not turn for protection to dreary cliches about respect of elders -- as if mere age were a reason for respect.
但我不会用应当尊重长者这一套陈词滥调来为我自己辨护，似乎年长就是受人尊敬的理由。