Desmodur r
[化] 德斯莫杜尔R
🧩 词语组成解析
聚氨基甲酸酯类粘结剂
🗣️ 情景例句
A dollar is valued at eight point two RMB yuan.
一美元价值8.2元人民币。
Look! Lightening has struck the tree and it's on fire.
瞧！闪电划下来，引燃了树木。
We continually wage war on them, for they contaminate our food, carry diseases, or devour our crops.
人类不断同昆虫斗争，因为昆虫弄脏我们的食物，传播疾病，吞噬庄稼。