Contrast material
[医]对比剂，造影剂
🧩 词语组成解析
material
[mə'tɪrɪəl]
n. 材料，原料;素材;布，织物;适当人选;
adj. 物质的;肉体的;重要的，决定性的;辩证的，推论的;
🗣️ 情景例句
But I've never had the pleasure of doing any business with you.
可是同贵公司尚无业务往来。
Bite off more than one can chew.
贪多咽不下。
Yes, please. I want to buy a suit.
是的。我想买一套衣服。