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
I really enjoyed talking with you.
很高兴和你聊天。
A little knowledge is a dangerous thing.
浅学误人。
It's time I went and picked up my little girl from school.
我该去学校接我的小女儿了。