Pentine
[化] 戊炔
🗣️ 情景例句
Robbie and Alexandra told me
Robbie和Alexandra告诉我
Love is like the moon; when it does not increase it decreases.
爱情像月亮，不营即亏。
Yes, London. The whole family's going for two months.
对，我们住在伦敦。我们全家打算住两个月。