Epithelial ectoderm
[医] 上皮外胚层
🧩 词语组成解析
epithelial
[ˌepɪ'θi:lɪrl]
adj. 上皮的，皮膜的;
n. 外胚层, 外层\\n[医] 外胚层
🗣️ 情景例句
and he kept talking about having a house of our own.
他老说要有自己的家。
A policeman pricks up his ears.
一个警察竖起耳朵在认真地听着。
Men, particularly, spend hours of their leisure time installing their own fireplaces, laying out their own gardens; building garages and making furniture.
特别是男人，常利用空闲时间安装壁炉、布置花园、建造车库、制作家具。