Spontaneous radiation
[化] 自发辐射
🧩 词语组成解析
🗣️ 情景例句
Did you ever think of photographing an aerobics class?
你想过拍摄有氧运动课吗？
He likes playing at the model buiding.
他喜欢玩摸型建筑。
He sends me interesting postcards from the ports where the ship stops.
他还从船停泊的海港给我寄来了明信片。