Radiothor
放射性指示剂
🗣️ 情景例句
I'm so glad.
我真高兴。
We also hope to expand our business with you.
我们也希望与贵公司扩大贸易往来。
The Macdonalds finished supper at Macdonald's, and then bowled at the bowling alley.
麦可糖那一家在麦当劳吃过晚饭后去球馆打保龄。