Embolus
n. 栓子, 栓塞物\\n[医] 栓子
🗣️ 情景例句
Hi, Alexandra. Welcome.
嗨 Alexandra。欢迎。
Many heads are better than one.
集思广益。
If you learn even a little English, you will find it usedful after you leave school.
假如你哪怕只是学一点英语，毕业后，也会发现它是有用的。