Perseulose
鳄梨酮糖, 半乳庚酮糖
🗣️ 情景例句
Harvey, how are you?
你好吗，Harvey？
He hears a nice tune. Now, he is listening to it.
他听到了美妙的旋律。现在，他在倾耳聆听。
I have just heard from my sister, Mary.
我刚收到我妹妹玛丽的一封信。