Mannosans
[化] 甘露聚糖
??? 情景例句
How can I refuse when you look at me like that?
你那樣子看我，叫我怎么拒絕啊？
Which one would you like--this one or that one?
你喜歡這個還是那個？
Since that time, various types of hovercraft have appeared and taken up regular service.
從那以后，各種各樣的氣墊船出現(xiàn)了，并開始了定期航行服務(wù)。