Periderm
n. 周皮\\n[医] 皮上层(胚); 表皮
🗣️ 情景例句
And tell them you want to go on the tour that goes down into the canyon.
跟他们说你要参加到峡谷里去的旅游团。
I read 10 lettres.
我读了十封信。
I'm going to see my husband. He's ill in hospital.
我要去看我丈夫。他生病住了医院。