Hope's sign
[医] 侯普氏征(见于主动脉瘤)
🧩 词语组成解析
🗣️ 情景例句
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
She began playing the violin when she was nine.
九岁的时候，她开始拉小提琴。
They notice more.
他们观察到的东西更多。