Toluene 2,4-diisocyanate
[化] 2,4-二异氰酸甲苯酯
🧩 词语组成解析
n. 甲苯\\n[化] 甲苯
[机] 二异氰酸盐
🗣️ 情景例句
What channel?
哪个频道？
Which country do you come from?
你从哪一个国家来？
The police had a difficult time, but they were most amused.
警察虽然吃了苦头，但他们还是感到很有趣。