Hmmm
abbr. 六甲氧基甲基三聚氰胺；氨基树脂
🗣️ 情景例句
Very splendid. How about patent rights?
很不错。它的专利权怎么样呢？
Light troubles speak; great troubles are silent.
小困难，大声叫嚷；大困难，闷生不响。
But when table, penholder and paper are all moving, how is it possible to write legibly?
可是，当桌子、夹笔装置、纸都在移动时，怎么能书写得清楚呢？