Saturation activity
[化] 饱和放射性强度
🧩 词语组成解析
🗣️ 情景例句
Good night, Dad.
晚安， 爸爸。
Naughty boys sometimes make good men.
淘气的男孩有时会成为争气的孩子。
The curtain went up on the final act of the play and revealed the aristocrat sitting alone behind bars in his dark cell.
大幕拉开，最后一幕戏开演，贵族独自一人坐在铁窗后阴暗的牢房里。