水产养殖是农业的下一个前沿领域。
Aquaculture is agriculture's next frontier.
An excellent man; he has no enemies; and none of his friends like him.
I think it matters whether someone has a good heart.
用右手画圆形,左手画方形,不能同时画成
解释:大部分鸟类都是雄性的,而雌鸽却是雌性的,说明了鸟类性别的特殊性。
The art of teaching is not to impart knowledge, but to inspire, awaken, and encourage.
The only way to improve is to challenge yourself against the best.
可持续性不是一种选择——它是乳制品农业未来的必需品。
现在数学家面临的最大问题可能是黎曼假设。