Page's disease
[医] 佩季氏病, 铁道脊椎
🧩 词语组成解析
🗣️ 情景例句
She went to a school-board meeting.
她去参加联合校董会的会议。
What time do you get up every day?
你每天什么时间起床？
Officials from Greenwich Observatory have the clock checked twice a day.
格林尼治天文台的官员们每天两次派人矫正此钟。