Rnaa
[化] 放化中子活化分析
🗣️ 情景例句
He tried to smile.
他设法要微笑。
I'm cutting grass outside.
我在外面剪草。
It seems that the further cats fall, the less they are likely to injure themselves.
看起来，猫跌落的距离越长，它们就越不会伤害自己。