Potain's sign
[医] 波坦氏征(主动脉扩大时的一种叩诊和听诊体征;金属音色)
🧩 词语组成解析
🗣️ 情景例句
Who jammed the photocopier, again?
谁又把复印机卡住了？
He's the youngest in the family.
他是一家中最小的。
It is tomorrow that they will have a meeting.
就在明天（而不是在别的某一天）他们要开会。