Intraepithelial
a. 上皮内的
🗣️ 情景例句
Drug dependence should be looked at as a medical issue, not a criminal one.
毒品信赖应该被看成是医学问题，而不是犯罪问题。
A chain is no stronger than its weakest link.
链条的坚固程度取决于它最薄弱的环节。
How do you do?
你们好！