Contrast solution
[医] 造影溶液
🧩 词语组成解析
🗣️ 情景例句
Do you have anything that must be claimed?
难道你没需要申报的东西吗？
One cannot always be a hero, but one can always be a man.
人难一世称雄，但可一生为人。
In 1975, a primitive machine called the Altair, was launched in the USA.
1975年，美国推出了一台被称为“牛郎星”的原始机型。