翅芽wing sheath: wing sheath = wing case. sheaths: 鞘, 护套, 套, 壳, 兜, 屏极, 铠装, 女式紧身服装, 避孕套mucous sheaths: 粘液鞘prism sheaths: 釉柱鞘thermocouple sheaths: 热电偶套管下载手机词典可随时随地查词查翻译