Abstract: A language teaching system of orientation phonetic symbols includes a pronunciation teaching module containing a word bank unit and an identification-conversion unit. The word bank unit includes large Chinese vocabulary, English single word data, and Chinese and English phonetic symbol word data. The arrangement of each English letter marked to English orientation phonetic symbol word is the same as a specified English single word, and the arrangement of each English letter marked to Chinese orientation phonetic symbol word is the same as the Chinese phonetic symbols of a specified Chinese character. A specified letter of the English phonetic symbol word is marked with a pronunciation auxiliary mark at its periphery to represent its sound. The identification-conversion unit collates the Chinese orientation phonetic symbol word and displays it on a screen.

Abstract: A raincoat includes a main body made of transparent plastic and consisting of two hiding members. The two hiding members are connected with each other, respectively provided with a flexible strip around their outer circumference and plural uniting members attached to a front side and a rear side. So the front side and the rear side of the two hiding members can be united with each other in wear and disunited from each other in folding. Further, plural stabilizing members are provided on an inner surface of the two hiding members for attaching around arms of a user and parts of a motorbike. This raincoat is easy to wear on a person only or a person and a motorbike together at the same time.

Abstract: A numeral input method simply uses the keys of a mobile phone or some of a computer keyboard and the beginning point and the ending point of each English letter manually written by hand on the keys to achieve a numeral code system for the English alphabet. So, under the mode, Chinese characters and English alphabets (small and capital letters), numerals and simple symbols can be retrieved, even available for other languages. It can lessen the knocking times on the keys and make input operated easily and conveniently like writing on a mobile phone or a keyboard, an people all over the world speaking diverse languages can key in sentences, information, etc. more easily and quickly.

Abstract: A method for pronunciation of English alphas according to the indications at different orientations of the alpha, comprises the steps of: dividing an area around an alpha into six sections, indicating short sounds, long sounds and strong sounds by points, lines and slashes; that put a small piece of line (in different angle) or point on an alpha indicating that it is pronounced by the pronunciation of another alpha; using underlines to indicate long sounds and short sounds of phonetic symbols of a set of double alphas; using a delete line to indicate that the alpha will not be pronounced, using a space area to divide syllables of a word; using a vertical cut line to indicate that one alpha is pronounced by two sounds; indicating an original sound line at an upper side of the first stroke to represents that the alpha is pronounced with an original sound; and a “?” under a double alpha set representing that the alpha is pronounced with a reverse sound.