24
twenty-four; [电影]24小时
🗣️ 情景例句
I'm glad I got to know you.
我很高兴能够认识你。
I meet the boy whose aunt is an editor.
我遇到那男孩的姑妈是编辑。
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率，是在1951年被人类发现的。