Opercular fold
[医] 前柱褶
🧩 词语组成解析
a. [植]有蒴盖的\\nn. 鳃盖
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
has agreed to take care of him for the weekend.
同意在周末照顾他。
Really? I was introduced to her just last weekend.
真的？上周末我才被介绍给她。
They look very uncomfortable.
这种鞋子看上去很不舒适。