Sinusoidal ostium
[医] 窦状隙, 窦状口(心无名静脉)
🧩 词语组成解析
a. 正弦曲线的, 窦状隙的\\n[医] 正弦样的
n. 口, 门, 孔\\n[医] 口, 门口
🗣️ 情景例句
What is your cancellation policy?
我怎么退票？
Turn left at the second light and then go straight for two blocks.
到第2排红绿灯处往左拐，然后一直往前走，过两个街区。
Then he spoke slowly, but I could not understand him.
于是他说得慢了，可我还是听不懂。