Mdi
[化] 二苯基亚甲基二异氰酸酯
🗣️ 情景例句
if we can put up some collateral.
如果我们能提供担保物的话。
You need to transfer at central station.
你必须在中央车站换车。
Have you decided what music you'd like us to play at the party?
你决定好要我们在乡村聚会中演奏什么音乐了吗？