Radioindicator
[化] 放射性指示剂
🗣️ 情景例句
What do you call this? A tow year old child could have done a better job!
你是怎么回事？就连两岁的孩子都可以比这做得更好！
Walk, don't run, to the nearest exit.
从最近的出口出去，别瞎跑。
I wish I had your will power.
但愿我有你的意志力。