Cardinal princilpe
[经] 基本原理
🧩 词语组成解析
🗣️ 情景例句
Good-bye. Take care of yourself.
多多保重，再见。
He received full credit for his studies at a previous school.
他在一所先前的学校取得了所有课程的学分。
'You'll have to get off here,' the conductor said.
“您得在这里下车，”售票员说，