For example, rice is a staple crop in much of Asia.An Eastern European staple is the potato.The lentil is just such a crop for many South Asians.是什么意思_For example, rice is a staple crop in much of Asia.An Eastern European staple is the potato.The lentil is just such a crop for many South Asians.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句