Nonradioactive
n. 非放射性
🗣️ 情景例句
Is that one of the things Susan and Harry are bringing?
那是不是属于Susan和Harry要带的？
Thank you for seeing me off.
谢谢你送行。
At the same time, however, insects are strangely fascinating.
同时，不知为什么昆虫又是迷人的。