Hexamethylolmelamine (hmm)
[化] 六羟甲基蜜胺; 六羟甲基三聚氰胺
🗣️ 情景例句
How much are the dues?
会费多少？
I plan to be here for over a year.
我计划在这里住一年以上。
I determined to lodge a complaint as soon as we arrived.
我决定到目的地就给铁路部门提意见。