Retractability
n. 收缩核
🗣️ 情景例句
Not as happy as I am.
我比你更高兴。
The swan sings when death comes.
死期来到，天鹅歌声美妙。
It looks like a chicken. But I don't think chickens can swim.
看起来像只小鸡。不过我认为小鸡不会游泳啊！