Pyrotol
临氢脱烷基(法)
🗣️ 情景例句
Good evening, how may I help you sir?
晚上好，你需要帮助吗？
While Mike was an only child, he would amuse himself with his toys.
麦克还在孩提时，常常独自玩玩具取乐。
But in an old man who has known human joys and sorrows,
可是老年人已经饱尝了人间的甘苦，