Ostium venosum
[医] [房室]静脉口
🧩 词语组成解析
n. 口, 门, 孔\\n[医] 口, 门口
🗣️ 情景例句
Pretty good, but I got caught in a traffic jam in Beijing.
很好，不过在北京碰上了交通阻塞。
Don't take it the wrong way.
别误会我的意思。
This lunch is on me today,
今天这顿饭算我请客。