Planck's quantum hypothesis
[医] 普朗克氏量子假说
🧩 词语组成解析
🗣️ 情景例句
Something simple--but a good one.
要简单的，但要精美 。
I hope you're enjoying your stay here.
我希望你在这里过得愉快。
Taking a path which led out of the town, we crossed a few fields until we came to a dense wood.
我们走上了一条出镇的小路，穿过几块农田，来到一片茂密的树林。