/jæm; jæm/
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）.


薯蓣属植物的可食用的块根，生长在热带地区，全世界都把它作为食物

甜的马铃薯，深橙色果肉，烘烤后果肉保持潮湿

n[C]
[Date: 1500-1600; Language: Portuguese;Origin: inhame and Spanish ñame, from a West African language]
a tropical climbing plant grown for its root, which is eaten as a vegetable
AmE a type of sweet potato


edible tuberous root of various yam plants of the genus Dioscorea grown in the tropics world-wide for food

sweet potato with deep orange flesh that remains moist when baked