Mannosan
甘露聚糖
🗣️ 情景例句
How's your mental health?
你的精神状态怎么样？
I'm just kidding.
我指使闹着玩的。
I'll have to ring you back, as I need to have a look at my diary and I haven't got it with me.
我得（等会儿）再给你回电话，因为我要先看看我的日记，而我没有把它带在身边。