文体学复习资料!1. EST: The English of science and technology.2. Pitch: Some sounds or groups of sounds in ones speech to be relatively higher or lower than others. This relative height of speech sounds as perceived by a listener is called pitch.3. Euphemism: substituting an inoffensive or pleasant word or expression for a more offensive one.4. Point of view: the position of the author in relation to his subject.5. Tempo: the speed of speaking.6. Tenor of discourse: the participants, th