心理活动是有机体与世界互动的方式。
The study of Galois representations is a testament to the beauty of algebraic geometry.
The past is not a single story but a chorus of voices.
Food security begins with soil security.
作家的责任是挖掘真相,无论它多么痛苦。
每一个作用力总是有一个相等的反作用力与之对抗。