And yet, once the news went public, there was an odd twist. When the Yellow Rain dried, it became yellow dust. Some of that dust was pollen, but pollen that seemed to have been stripped of proteins. This revelation led scientists down an entirely different road. They knew some low-flying things that took pollen, digested it, stripping it of its proteins, and then let it drop.
Mandarin is part of the Chinese family of languages, which in turn is part of the Sino-Tibetan language group. All Chinese languages are tonal, which means that the way words are pronounced varies their meanings. Mandarin has âfour tones. Other Chinese languages have up to 10 distinct tones.
Standard Chinese. Standard Chinese, also known as Modern Standard Mandarin, Standard Mandarin, or simply Mandarin, is a standard variety of Chinese that is the sole official language of both China and Taiwan, and also one of the four official languages of Singapore. Its pronunciation is based on the Beijing dialect, its vocabulary on the Mandarin dialects, and its grammar is based on written vernacular Chinese. Like other varieties of Chinese, Standard Chinese is a tonal language with topic-prominent organization