Endothelium
n. 內皮, 內種皮\\n[醫] 內皮
??? 情景例句
How you all doing ?
你們大家怎么樣？
We can't agree with the alterations and amendments to the contract.
我們無法同意對合同工的變動和修改。
Oh! What a pity!
哎呀！真可惜！