A close-up view of a glass flask containing a herbal extract, showcasing its color and texture.

A mesmerizing animation of a wave ripple effect on a white background, creating a sense of depth and immersion.

A young female teacher explains and demonstrates how to define variables in JavaScript, covering the basics of variable declaration and usage.

A close-up shot of Maya's face, showcasing her curious and determined expression.

A red Dodge Challenger speeds through Moscow's city streets, including Red Square, and picks up a shopper who just bought bread.

习惯可以改变一个人，好的习惯让我们变得更好，坏的习惯让我们不由自主。如何养成好的习惯，改变自己？

A heartwarming moment of a young boy bursting into laughter, showcasing the joy and innocence of childhood.