Placenta fold
[医] 胎盘褶
🧩 词语组成解析
placenta
[plə'sentə]
n. 胎盘，胎座;
fold
[fold]
vt. 折叠;合拢;抱住;笼罩;
vi. 折叠起来;彻底失败;
n. 折痕;信徒;羊栏;（起伏地的）凹处，洼;
🗣️ 情景例句
Thank you very much.
非常感谢。
The worst misfortunes are these that never hzppen.
最大的不幸是害怕不会发生的不幸。
Yet a great many processes depending on such research are sought for with complete secrecy until the stage at which patents can be taken out.
然而，依赖这种研究的很多工艺程序是在完全保密的情况下进行的，直到可以取得专利权的阶段为止。