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
He met his girfriend throught a public chat room.
他是在一个公共聊天室里认识他女友的。
To carry passenger for a fare
收费运送乘客
Excuse me. Is there a bookshop near here?
请问，附近有书店吗？