Planck's quantum hypothesis
[医] 普朗克氏量子假说
🧩 词语组成解析
🗣️ 情景例句
Nice to meet you.
很高兴见到你。
Bad habits are easily formed.
坏习惯容易养成。
He had hardly had time to settle down when he sold the house and left the country.
还没等安顿下来就卖掉了房子，离开了这个国家。