noun 下载 🔗分享 菌幕, 蛛网膜 A cobweb-like annulus on certain types of mushroom. Examples : "The experienced mushroom hunter carefully examined the Cortinarius specimen, noting the delicate cortinas clinging to the stem like a spiderweb. " 经验丰富的采蘑菇人仔细检查了这种伞形菌标本,注意到纤细的菌幕像蜘蛛网一样附着在菌柄上。 plant biology organism 与AI对话词汇游戏阅读练习