Osiander's sign
[医] 奥西安德氏征(阴道搏动,早期妊娠征象之一)
🧩 词语组成解析
🗣️ 情景例句
Lots to be thankful for.
要感谢的事很多。
He was anxious about his son's safety.
他担心他儿子的安全。
The weather can be quite warm in autumn.
秋天，气候十分暖和。