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？

Learn about the fundamental principles of electric circuits, including voltage, current, resistance, and common components like wires, batteries, and switches.

German Chancellor Angela Merkel is seen eating spaghetti in a rare casual moment, showcasing her down-to-earth personality.

A mouthwatering serving of classic spaghetti, a popular Italian dish made with long, thin strands of pasta.

一组描述夕阳下的美景和诗情画意的文字，描绘了夕阳下的自然美景和人文情怀。

A warm moment with Jason Momoa as he smiles with a fire burning in the background, creating a cozy atmosphere.

A female athlete from Africa in motion, showcasing her speed and endurance while running.