🧩 词语组成解析
[医] 焦耳氏当量(热功当量)
霍尔丹(姓氏)
🗣️ 情景例句
I must tell you it's the best party I've ever had.
我一点要说，我从没去过这么出色的舞会。
I ought to be patient.
我应该要有耐心。
It's about a time when there were black slaves in North America. It's about their fight for freedom.
（它）讲的是有一段时期，北美洲存在黑奴。影片讲述他们为自由而斗争的情况。