Fission fragment
[化] 裂变碎片
🧩 词语组成解析
🗣️ 情景例句
They live from hand to mouth.
他们过着糊口的生活。
When I present my views on the competitive products, I will refer to the patent situation.
专利的情况会在说明竞争产品时一并提出。
When the balloon was over the station, the pilot saw one of the men taking photographs.
当气球飞临基地上空时，飞行员看见有一个人在拍照。