猪的构成特征：an animal with pink, black or brown skin, short legs, a broad nose and a short tail which curls round itself. Pigs are kept on farms for their meat (called pork ) or live in the wild.
- 一种动物（an animal）
- 皮肤是粉色、黑色或棕色（with pink, black or brown skin）
- 短腿（short legs）
- 宽鼻（a broad nose）
- 一条短而卷曲的尾巴（and a short tail which curls round itself）
- 猪被养在农场为了它们的肉（Pigs are kept on farms for their meat）
- 或生活在野外（or live in the wild）
私信可获取“脑图文件电子版”人教精通版《小学英语》三年级上册
