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发音<br>双唇微开,稍向前突出,略成长方形<br><br>单词<br>usually usual visual<br>fusion illusion inclusion<br>precision revision casual<br>television vision division <br>genre massage explosion<br>disclosure enclosure leisure<br>decision occasion provision<br>exposure measure pleasure<br>persuasion treasure invasion<br>conclusion confusion decision<br><br>句子<br>I usually watch television.<br>It is my pleasure to help.<br>Let’s come to the conclusion.<br>The visual effect is amazing.<br>It is hard to make decision.<br><br>辨音<br>[ʒ] [ʃ]<br>equation location<br>measure pressure<br>vision mission<br><br>[ʒ] [dʒ]<br>pleasure pledger<br>leisure ledger