Principalness
n. 校长；委托人, 当事人；资本；主犯 (principal的变形)
🗣️ 情景例句
Who was it?
谁来的电话
I wrote 9 books.
我写了九本书。
George showed me to the guestroom which, he said, was rarely used.
乔治把我领进客房，说这间很少使用。