Laminaribiose
昆布二糖
🗣️ 情景例句
Thank you--
谢谢你。
I will take an escalator.
我将去搭手扶电梯。
I've just arrived myself so forgive me if I don't seem to know what's going on.
我自己也刚到家。所以，如果我不了解情况的话，那么请你原谅。