【正文】
refers to relative emphasis or prominence(突出) given to a syllable(音節(jié)) in a word, or to a word in a phrase or sentence ? word stress ? sentence stress The location of stress in English distinguishes meaning. For example, a shift of stress may change the part of speech of a word from a noun to a verb although its spelling remains unchanged. 如 :contract , abstract , permit 這三個(gè)詞的重音都放在第一個(gè)音節(jié)時(shí),它們都是名詞,含義為合同,摘要, 許可證 。如果將他們的重音移動(dòng)到第二個(gè)音節(jié)上時(shí),則變成動(dòng)詞,含義分別是定合同,提取