Solution de système de sécurité et de surveillance MCCTV Actualités de CCTUNG

Rolls-Royce is one of the most famous cars in the world. It comes from England. This brand is very, very special. The story began in 1904. Two important people met. One was Charles Rolls, who ran a car company. The other was Henry Royce, who was great at making machines (机器). The two decided to work together. They wanted to create the best car in the world. That’s when the name "Rolls-Royce" was born. It’s a mix of their last names. Mr. Henry Royce had very high standards (标准). He would often say, "If it’s not good enough, don’t do...

The 24 Solar Terms, an ancient agricultural calendar system, is a masterpiece of Chinese wisdom that integratesastronomy, climate, and farming practices. Developed over millennia, this system divides the sun’s annual path into 24 equal segments, each marking a unique transition in seasons, weather, and natural phenomena. Let’s embark on a journey through each term, uncovering their meanings and cultural significance. 1. Lichun (立春) — Start of Spring Lichunkicks off the lunar year, symbolizing the earth’s revival. Farmers prepare for sowing, as the climate warms and ice thaws. A traditional saying goes, “立春一日，百草回芽” ("On the day of Lichun, all grasses sprout anew"), celebrating the return of vitality. 2. Yushui (雨水) — Rain Water During Yushui, rainfall increases, nourishing crops and prompting early spring planting. The...

Summer Solstice: The Height of Summer The Summer Solstice, or “Xiazhi” in Chinese pinyin, is the tenth solar term of the 24 solar terms in the Chinese lunar calendar. It usually occurs around June 21st or 22nd, marking the day with the longest daylight hours and the shortest night of the year in the Northern Hemisphere. At this time, the sun shines directly on the Tropic of Cancer, bringing intense heat and a peak of summer vitality. In Chinese culture, the Summer Solstice is not only a crucial time point in the agricultural cycle but also a festival filled with...

It took a life-threatening condition to jolt chemistry teacher Ramsey Musallam out of ten years of "pseudo-teaching" to understand the true role of the educator: to cultivate curiosity. In a fun and personal talk, Musallam gives 3 rules to spark imagination and learning, and get students excited about how the world works. 3 rules to spark learning I teach chemistry. All right, all right. So more than just explosions, chemistry is everywhere. Have you ever found yourself at a restaurant spacing out just doing this over and over? Some people nodding yes. Recently, I showed this to my students, and...

"We spend so much time listening to the things people are saying that we rarely pay attention to the things they don't," says poet and teacher Clint Smith. A short, powerful piece from the heart, about finding the courage to speak up against ignorance and injustice. The danger of silence Dr. Martin Luther King, Jr., in a 1968 speech where he reflects upon the Civil Rights Movement, states, "In the end, we will remember not the words of our enemies but the silence of our friends." As a teacher, I've internalized this message. Every day, all around us, we see...