🧩 词语组成解析
薯蓣属
n. 甘薯,白薯,山芋
🗣️ 情景例句
Hello, my name is Susan and I am calling to confirm my reservation.
喂，你好，我叫苏珊，我大电话确定我的预定。
He who does not advance falls backward.
不进则退。
The doctor said he could do nothing to help him.
医生说他对此无能为力。