音标:[jæm] n. 山药, 薯蓣 【医】 薯蓣属植物 在线英汉词典yam的短语、例句: yam n 1 (a) edible starchy tuber of a tropical climbing plant 薯蓣(通称山药). (b) this plant 薯蓣. 2 (US) type of sweet potato 甘薯(通称白薯或红薯).