Heister's valves
[医] 海斯特氏瓣(胆囊颈螺旋瓣)
🧩 词语组成解析
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
There's a possibility that he'll get promoted.
她大概会获得提拔。
We'll have to discuss about the total contract price.
我们不得不讨论一下合同的总价格问题。
like mortgages, pensions, insurance and access to sufficient cash reserves.
如抵押贷款、养老金、保险金和动用现金储备的机会。