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				@@ -291,6 +291,14 @@ export default defineComponent({ 
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				             </> 
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				           )} 
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				         </div> 
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				+        <div class={styles.leftFixedBtns}> 
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				+          <div class={[styles.fullBtn , styles.prePoint]} > 
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				+            <span style={{textAlign: 'center'}}>上一<br />知识点</span> 
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				+          </div> 
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				+          <div class={styles.fullBtn} > 
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				+            <span style={{textAlign: 'center'}}>下一<br />知识点</span> 
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				+          </div> 
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				+        </div> 
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				         <Popup 
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				           class={styles.popup} 
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				           overlayClass={styles.overlayClass} 
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