Radioactive indicator
[化] 放射指示剂
🏥 医学释义
放射性示踪剂
🧩 词语组成解析
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
If my GPA isn't high enough I can't play any sports.
如果我的平均学分不够高，我就不能再参加体育活动了。
What were you doing when I called you on the telephone?
当我打电话给了你时，你正在做什么？
A quiet day's fishing, or eight hours in a cinema seeing the same film over and over again, is usually as far as they get.
他们通常能够做到的，至多也就是安静地钓上一天鱼，或在电影院里坐上8个小时，一遍遍地看同一部电影。