The digestive canal is a tube passing through the entire organism.
消化道是一条穿过整个生物体的管道。
The more you look, the more you see.
No one can make you feel inferior without your consent.
科学的严谨性要求我们清楚地区分自然本身的赤裸形象与我们随意为其披上的华丽外衣。
The only limit to our realization of tomorrow is our doubts of today.
Not he who has much is rich, but he who gives much.
迁移不仅是一次身体的旅程，也是一次情感和心理的旅程。
数学是一种超越文化和语言障碍的通用语言。